{"title":"Cylinders \u0026 Pistons - Cylinders \u0026 Pistons - Vintage","description":null,"products":[{"product_id":"piston-pin-spiral-lock-circlip-pack-of-10-fits-big-twin-1973-early-1977-sportster-1952-late-1977-bender-cycle","title":"Piston Pin Spiral Lock Circlip - Pack of 10. Fits Big Twin 1973-Early 1977 \u0026 Sportster 1952-Late 1977. - Bender Cycle","description":"\u003cp\u003eFeatures \u0026amp; Benefits:-\u003cbr\u003e\u003cbr\u003e* Sold as a Pack (10).\u003cbr\u003e\u003cbr\u003e* Replaces OEM # 22582-52\u003cbr\u003e\u003cbr\u003eProudly Made in the USA by Bender Cycle !\u003c\/p\u003e","brand":"Bender Cycle","offers":[{"title":"Default Title","offer_id":42957971685470,"sku":"BCM-2223","price":16.0,"currency_code":"AUD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0666\/8530\/4926\/files\/BCM-2223.jpg?v=1782806413"},{"product_id":"piston-pin-circlip-pack-of-10-fits-big-twin-1977-early-1983-sportster-1977-early-1985-bender-cycle","title":"Piston Pin Circlip - Pack of 10. Fits Big Twin 1977-Early 1983 \u0026 Sportster 1977-Early 1985. - Bender Cycle","description":"\u003cp\u003eFeatures \u0026amp; Benefits:-\u003cbr\u003e\u003cbr\u003e* Sold as a Pack (10).\u003cbr\u003e\u003cbr\u003e* Replaces OEM # 22588-78\u003cbr\u003e\u003cbr\u003eProudly Made in the USA by Bender Cycle !\u003c\/p\u003e","brand":"Bender Cycle","offers":[{"title":"Default Title","offer_id":42957972537438,"sku":"BCM-2222","price":9.0,"currency_code":"AUD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0666\/8530\/4926\/files\/BCM-2222.jpg?v=1782806414"},{"product_id":"cylinder-base-studs-fits-big-twin-1978-1984-with-80ci-1340cc-colony-machine","title":"Cylinder Base Studs. Fits Big Twin 1978-1984 with 80ci \/ 1340cc. - Colony Machine","description":"\u003cp\u003e* Set of 8\u003cbr\u003e\u003cbr\u003e* Replaces OEM # 16837-78\u003cbr\u003e\u003cbr\u003eSuggested Additional Purchase:\u003cbr\u003e\u003cbr\u003eCylinder Base Nut Kit # CM-7813-8 or CM-9100-8\u003c\/p\u003e","brand":"Colony Machine","offers":[{"title":"Default Title","offer_id":42957875052638,"sku":"CM-8857-8","price":64.0,"currency_code":"AUD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0666\/8530\/4926\/files\/CM-8857-8.jpg?v=1782806322"},{"product_id":"74ci-high-compression-cylinder-kit-with-3-7-16in-bore-black-fits-big-twin-1966-1984-s-s","title":"74ci High Compression Cylinder Kit with 3-7\/16in. Bore - Black. Fits Big Twin 1966-1984. - S\u0026S","description":"\u003cp\u003eFeatures \u0026amp; Benefits:-\u003cbr\u003e\u003cbr\u003e* 74ci with High Compression.\u003cbr\u003e\u003cbr\u003e* 3-31\/32\" Stroke.\u003cbr\u003e\u003cbr\u003e* 3-7\/16\" Bore.\u003cbr\u003e\u003cbr\u003e* 5.330\" Cylinder Length.\u003cbr\u003e\u003cbr\u003e* 9.0:1 Compression\u003cbr\u003e\u003cbr\u003e* Includes Cylinders, Piston Kit, Head Bolts, Base Nuts \u0026amp; Head \u0026amp; Base Gaskets.\u003cbr\u003e\u003cbr\u003eProudly Made in the USA by S\u0026amp;S Cycle !\u003c\/p\u003e","brand":"S\u0026S","offers":[{"title":"Default Title","offer_id":42957876985950,"sku":"SS91-9012","price":2320.0,"currency_code":"AUD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0666\/8530\/4926\/files\/SS91-9012.jpg?v=1782806323"},{"product_id":"80ci-cylinder-kit-with-3-1-2in-bore-black-fits-big-twin-1978-1984-s-s","title":"80ci Cylinder Kit with 3-1\/2in. Bore - Black. Fits Big Twin 1978-1984. - S\u0026S","description":"\u003cp\u003eFeatures \u0026amp; Benefits:-\u003cbr\u003e\u003cbr\u003e* 80ci with High Compression.\u003cbr\u003e\u003cbr\u003e* 4-1\/4\" Stroke.\u003cbr\u003e\u003cbr\u003e* 3-1\/2\" Bore.\u003cbr\u003e\u003cbr\u003e* 5.330\" Cylinder Length.\u003cbr\u003e\u003cbr\u003e* 9.0:1 Compression.\u003cbr\u003e\u003cbr\u003e* Includes Cylinders, Piston Kit, Head Bolts, Base Nuts \u0026amp; Head \u0026amp; Base Gaskets.\u003cbr\u003e\u003cbr\u003eTech Tips:-\u003cbr\u003e\u003cbr\u003e* Can upgrade 74ci (1200cc) engines to 80ci when used with flywheel assembly # SS32-2235.\u003cbr\u003e\u003cbr\u003eProudly Made in the USA by S\u0026amp;S Cycle !\u003c\/p\u003e","brand":"S\u0026S","offers":[{"title":"Default Title","offer_id":42957877805150,"sku":"SS91-9023","price":3306.0,"currency_code":"AUD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0666\/8530\/4926\/files\/SS91-9023.jpg?v=1782806325"},{"product_id":"front-cylinder-black-fits-panhead-1948-1965-v-factor","title":"Front Cylinder - Black. Fits Panhead 1948-1965 - V-Factor","description":"\u003cp\u003e* Top quality cast iron alloy Replacement Cylinders painted black and finished to 3-7\/16\" 1200cc (74ci) standard size\u003cbr\u003e\u003cbr\u003e* Designed for inside or outside top end oiling\u003cbr\u003e\u003cbr\u003eRecommended Additional Purchase\u003cbr\u003e\u003cbr\u003e* Part # KB263.STD = KB Piston Kit \u003cbr\u003e\u003cbr\u003e* Part # JGI-17034-48-XF = James Gaskets Top End Kit\u003cbr\u003e\u003cbr\u003e* Part # CM-8856-8 = Cyl Base Studs; BT'30-77\u003cbr\u003e\u003cbr\u003e* Part # CM-8104-16 = Cyl Base Nuts; BT'30-78\u003cbr\u003e\u003cbr\u003e* Replaces OEM # 16483-48\u003cbr\u003e\u003cbr\u003eTech Tip:-\u003cbr\u003e\u003cbr\u003e1. Final sizing of piston to cylinder bore clearance must be performed by the customer prior to assembly.\u003cbr\u003e\u003cbr\u003e2. The base of this cylinder must be lapped before installation to insure flattness of the base.\u003c\/p\u003e","brand":"V-Factor","offers":[{"title":"Default Title","offer_id":42957886750814,"sku":"VF-60102","price":530.0,"currency_code":"AUD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0666\/8530\/4926\/files\/VF-60102.jpg?v=1782806332"},{"product_id":"front-cylinder-black-fits-1200cc-shovelhead-engines-1966-1980-v-factor","title":"Front Cylinder - Black. Fits 1200cc Shovelhead Engines 1966-1980 - V-Factor","description":"\u003cp\u003e* Top quality cast iron alloy Replacement Cylinders painted black and finished to 3-7\/16\" 1200cc (74ci) standard size\u003cbr\u003e\u003cbr\u003e* Painted black to prevent rust.\u003cbr\u003e\u003cbr\u003eRecommended Additional Purchase\u003cbr\u003e\u003cbr\u003e* Part # KB263.STD = KB Piston Kit \u003cbr\u003e\u003cbr\u003e* Part # JGI-17034-66-MLS = James Gaskets Top End Kit\u003cbr\u003e\u003cbr\u003e* Part # CM-8856-8 = Cyl Base Studs; BT'30-77\u003cbr\u003e\u003cbr\u003e* Part # CM-8104-16 = Cyl Base Nuts; BT'30-78\u003cbr\u003e\u003cbr\u003e* Replaces OEM # 16484-66 \u003cbr\u003e\u003cbr\u003e* Replaces OEM # 16485-74A\u003cbr\u003e\u003cbr\u003eTech Tip:-\u003cbr\u003e\u003cbr\u003e1. Final sizing of piston to cylinder bore clearance must be performed by the customer prior to assembly.\u003cbr\u003e\u003cbr\u003e2. The base of this cylinder must be lapped before installation to insure flattness of the base.\u003cbr\u003e\u003cbr\u003e* Replaces OEM # 16484-66 or 16485-74A\u003c\/p\u003e","brand":"V-Factor","offers":[{"title":"Default Title","offer_id":42957887438942,"sku":"VF-60100","price":499.0,"currency_code":"AUD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0666\/8530\/4926\/files\/VF-60100.jpg?v=1782806333"},{"product_id":"front-cylinder-black-fits-1340cc-80ci-shovelhead-engines-1978-1984-v-factor","title":"Front Cylinder - Black. Fits 1340cc (80ci) Shovelhead Engines 1978-1984 - V-Factor","description":"\u003cp\u003e* Top quality cast iron alloy Replacement Cylinders painted black and finished to 3-1\/8\" 1340cc (80ci) standard size\u003cbr\u003e\u003cbr\u003e* Painted black to prevent rust.\u003cbr\u003e\u003cbr\u003eRecommended Additional Purchase\u003cbr\u003e\u003cbr\u003e* Part # KB297.STD = KB Piston Kit \u003cbr\u003e\u003cbr\u003e* Part # JGI-17034-66-MLS = James Gaskets Top End Kit\u003cbr\u003e\u003cbr\u003e* Part # CM-8857-8 = Cyl Base Studs; BT'78-84\u003cbr\u003e\u003cbr\u003e* Part # CM-9100-8 = Cyl Base Nuts; BT'78-84\u003cbr\u003e\u003cbr\u003e* Replaces OEM # 16494-78 \u003cbr\u003e\u003cbr\u003e* Replaces OEM # 16499-80\u003cbr\u003e\u003cbr\u003eTech Tip:-\u003cbr\u003e\u003cbr\u003e1. Final sizing of piston to cylinder bore clearance must be performed by the customer prior to assembly.\u003cbr\u003e\u003cbr\u003e2. The base of this cylinder must be lapped before installation to insure flattness of the base.\u003c\/p\u003e","brand":"V-Factor","offers":[{"title":"Default Title","offer_id":42957888159838,"sku":"VF-60108","price":463.0,"currency_code":"AUD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0666\/8530\/4926\/files\/VF-60108.jpg?v=1782806334"},{"product_id":"rear-cylinder-black-fits-panhead-1948-1965-v-factor","title":"Rear Cylinder - Black. Fits Panhead 1948-1965 - V-Factor","description":"\u003cp\u003e* Top quality cast iron alloy Replacement Cylinders painted black and finished to 3-7\/16\" 1200cc (74ci) standard size\u003cbr\u003e\u003cbr\u003e* Designed for inside or outside top end oiling\u003cbr\u003e\u003cbr\u003eRecommended Additional Purchase\u003cbr\u003e\u003cbr\u003e* Part # KB263.STD = KB Piston Kit \u003cbr\u003e\u003cbr\u003e* Part # JGI-17034-48-XF = James Gaskets Top End Kit\u003cbr\u003e\u003cbr\u003e* Part # CM-8856-8 = Cyl Base Studs; BT'30-77\u003cbr\u003e\u003cbr\u003e* Part # CM-8104-16 = Cyl Base Nuts; BT'30-78\u003cbr\u003e\u003cbr\u003e* Replaces OEM # 16483-48\u003cbr\u003e\u003cbr\u003eTech Tip:-\u003cbr\u003e\u003cbr\u003e1. Final sizing of piston to cylinder bore clearance must be performed by the customer prior to assembly.\u003cbr\u003e\u003cbr\u003e2. The base of this cylinder must be lapped before installation to insure flattness of the base.\u003c\/p\u003e","brand":"V-Factor","offers":[{"title":"Default Title","offer_id":42957888946270,"sku":"VF-60103","price":530.0,"currency_code":"AUD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0666\/8530\/4926\/files\/VF-60103.jpg?v=1782806335"},{"product_id":"rear-cylinder-black-fits-1200cc-shovelhead-engines-1966-1980-v-factor","title":"Rear Cylinder - Black. Fits 1200cc Shovelhead Engines 1966-1980 - V-Factor","description":"\u003cp\u003e* Top quality cast iron alloy Replacement Cylinders painted black and finished to 3-7\/16\" 1200cc (74ci) standard size\u003cbr\u003e\u003cbr\u003e* Painted black to prevent rust.\u003cbr\u003e\u003cbr\u003eRecommended Additional Purchase\u003cbr\u003e\u003cbr\u003e* Part # KB263.STD = KB Piston Kit \u003cbr\u003e\u003cbr\u003e* Part # JGI-17034-66-MLS = James Gaskets Top End Kit\u003cbr\u003e\u003cbr\u003e* Part # CM-8856-8 = Cyl Base Studs; BT'30-77\u003cbr\u003e\u003cbr\u003e* Part # CM-8104-16 = Cyl Base Nuts; BT'30-78\u003cbr\u003e\u003cbr\u003e* Replaces OEM # 16484-66 \u003cbr\u003e\u003cbr\u003e* Replaces OEM # 16485-74A\u003cbr\u003e\u003cbr\u003eTech Tip:-\u003cbr\u003e\u003cbr\u003e1. Final sizing of piston to cylinder bore clearance must be performed by the customer prior to assembly.\u003cbr\u003e\u003cbr\u003e2. The base of this cylinder must be lapped before installation to insure flattness of the base.\u003cbr\u003e\u003cbr\u003e* Replaces OEM # 16484-66 or 16485-74A\u003c\/p\u003e","brand":"V-Factor","offers":[{"title":"Default Title","offer_id":42957889634398,"sku":"VF-60101","price":499.0,"currency_code":"AUD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0666\/8530\/4926\/files\/VF-60101.jpg?v=1782806335"},{"product_id":"rear-cylinder-black-fits-1340cc-80ci-shovelhead-engines-1978-1984-v-factor","title":"Rear Cylinder - Black. Fits 1340cc (80ci) Shovelhead Engines 1978-1984 - V-Factor","description":"\u003cp\u003e* Top quality cast iron alloy Replacement Cylinders painted black and finished to 3-1\/8\" 1340cc (80ci) standard size\u003cbr\u003e\u003cbr\u003e* Painted black to prevent rust.\u003cbr\u003e\u003cbr\u003eRecommended Additional Purchase\u003cbr\u003e\u003cbr\u003e* Part # KB297.STD = KB Piston Kit \u003cbr\u003e\u003cbr\u003e* Part # JGI-17034-66-MLS = James Gaskets Top End Kit\u003cbr\u003e\u003cbr\u003e* Part # CM-8857-8 = Cyl Base Studs; BT'78-84\u003cbr\u003e\u003cbr\u003e* Part # CM-9100-8 = Cyl Base Nuts; BT'78-84\u003cbr\u003e\u003cbr\u003e* Replaces OEM # 16494-78 \u003cbr\u003e\u003cbr\u003e* Replaces OEM # 16499-80\u003cbr\u003e\u003cbr\u003eTech Tip:-\u003cbr\u003e\u003cbr\u003e1. Final sizing of piston to cylinder bore clearance must be performed by the customer prior to assembly.\u003cbr\u003e\u003cbr\u003e2. The base of this cylinder must be lapped before installation to insure flattness of the base.\u003c\/p\u003e","brand":"V-Factor","offers":[{"title":"Default Title","offer_id":42957890420830,"sku":"VF-60109","price":463.0,"currency_code":"AUD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0666\/8530\/4926\/files\/VF-60109.jpg?v=1782806336"},{"product_id":"piston-pin-for-carrillo-m5037-41-m5044-48-m5050-55-cp-carrillo-pistons","title":"Piston Pin for Carrillo M5037\u003e41, M5044\u003e48, M5050\u003e55 - CP Carrillo Pistons","description":"\u003cp\u003e* CAR-791-2500-14CP1C\u003cbr\u003e\u003cbr\u003e* ID # 811\u003cbr\u003e\u003cbr\u003e* Wristpin .791\" dia x 2.500\" length .140\" Wall 5100 Chromoly Chamfered For Wire Lock\u003cbr\u003e\u003cbr\u003e* Sold per cylinder\/piston\u003c\/p\u003e","brand":"CP Carrillo Pistons","offers":[{"title":"Default Title","offer_id":42957977813086,"sku":"CAR-791-2500-14CP","price":20.0,"currency_code":"AUD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0666\/8530\/4926\/files\/CAR-791-2500-14CP.jpg?v=1782806420"},{"product_id":"010in-oversize-cast-piston-rings-fits-74ci-1200cc-big-twin-1948-1980-cycle-pro-llc","title":"+.010in. Oversize Cast Piston Rings. Fits 74ci\/1200cc Big Twin 1948-1980. - Cycle Pro LLC","description":"\u003cp\u003e* High quality, direct replacement piston ring kit\u003cbr\u003e\u003cbr\u003e* One Set Required Per Bike\u003cbr\u003e\u003cbr\u003e* Made in the USA\u003cbr\u003e\u003cbr\u003e* Replaces OEM # 22327-55\u003c\/p\u003e","brand":"Cycle Pro Llc","offers":[{"title":"Default Title","offer_id":42957989118046,"sku":"CPL-28002C","price":103.0,"currency_code":"AUD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0666\/8530\/4926\/files\/CPL-28002C.jpg?v=1782806431"},{"product_id":"020in-oversize-cast-piston-rings-fits-74ci-1200cc-big-twin-1948-1980-cycle-pro-llc","title":"+.020in. Oversize Cast Piston Rings. Fits 74ci\/1200cc Big Twin 1948-1980. - Cycle Pro LLC","description":"\u003cp\u003e* High quality, direct replacement piston ring kit\u003cbr\u003e\u003cbr\u003e* One Set Required Per Bike\u003cbr\u003e\u003cbr\u003e* Made in the USA\u003cbr\u003e\u003cbr\u003e* Replaces OEM # 22328-55\u003c\/p\u003e","brand":"Cycle Pro Llc","offers":[{"title":"Default Title","offer_id":42957989806174,"sku":"CPL-28003C","price":103.0,"currency_code":"AUD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0666\/8530\/4926\/files\/CPL-28003C.jpg?v=1782806431"},{"product_id":"standard-size-cast-piston-rings-fits-74ci-1200cc-big-twin-1948-1980-cycle-pro-llc","title":"Standard Size Cast Piston Rings. Fits 74ci\/1200cc Big Twin 1948-1980. - Cycle Pro LLC","description":"\u003cp\u003e* High quality, direct replacement piston ring kit\u003cbr\u003e\u003cbr\u003e* One Set Required Per Bike\u003cbr\u003e\u003cbr\u003e* Made in the USA\u003cbr\u003e\u003cbr\u003e* Replaces OEM # 22325-55\u003c\/p\u003e","brand":"Cycle Pro Llc","offers":[{"title":"Default Title","offer_id":42957990428766,"sku":"CPL-28001C","price":103.0,"currency_code":"AUD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0666\/8530\/4926\/files\/CPL-28001C.jpg?v=1782806432"},{"product_id":"standard-piston-rings-fits-big-twin-1966-1999-sportster-1986-2003-with-3-5-8in-bore-s-s","title":"Standard Piston Rings. Fits Big Twin 1966-1999 \u0026 Sportster 1986-2003 with 3-5\/8in. Bore. - S\u0026S","description":"\u003cp\u003eFeatures \u0026amp; Benefits:-\u003cbr\u003e\u003cbr\u003e* Fits 1600 Series Pistons \u003cbr\u003e\u003cbr\u003e* The Series will be a Number inside the Piston crown.\u003cbr\u003e\u003cbr\u003e* Moly Faced.\u003cbr\u003e\u003cbr\u003e* Sold as a Pair.\u003cbr\u003e\u003cbr\u003eTech Tips:-\u003cbr\u003e\u003cbr\u003e* 1.5mm wide compression ring \u0026amp; 4.2mm wide oil ring.\u003cbr\u003e\u003cbr\u003eProudly Made in the USA by S\u0026amp;S Cycle !\u003c\/p\u003e","brand":"S\u0026S","offers":[{"title":"Default Title","offer_id":42957991673950,"sku":"SS94-1210X","price":122.0,"currency_code":"AUD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0666\/8530\/4926\/files\/SS94-1210X.jpg?v=1782806433"},{"product_id":"010in-pistons-with-8-5-1-compression-ratio-fits-big-twin-1941-1979-with-1200cc-engine-keith-black-pistons","title":"+.010in. Pistons with 8.5:1 Compression Ratio. Fits Big Twin 1941-1979 with 1200cc Engine. - Keith Black Pistons","description":"\u003cp\u003eFeatures \u0026amp; Benefits:-\u003cbr\u003e\u003cbr\u003e* Bore=3.447\"\u003cbr\u003e\u003cbr\u003e* Stroke = 3.969\"\u003cbr\u003e\u003cbr\u003e* Hypereutectic Alloy is a cast 16% silicon content material.\u003cbr\u003e\u003cbr\u003e* Perfect for air cooled engines.\u003cbr\u003e\u003cbr\u003e* Low thermal expansion rate = tighter piston-to-cylinder clearance.\u003cbr\u003e\u003cbr\u003e* Complete kit includes: two pistons, rings, wrist pins and clips.\u003cbr\u003e\u003cbr\u003e* Replaces OEM # 22143-55\u003cbr\u003e\u003cbr\u003e* Replaces OEM # 22143-74\u003cbr\u003e\u003cbr\u003eTech Tips:-\u003cbr\u003e\u003cbr\u003e* Follow Ring End Gap \u0026amp; Piston to Cylinder Clearances as per the supplied Manufacturers Instructions.\u003cbr\u003e\u003cbr\u003e* Pull the engine down first \u0026amp; measure the existing bore to determine if oversize pistons are required PRIOR to purchase, we do not take back piston kits. The onus is on the assembling technician to validate the cylinders \u0026amp; required pistons.\u003c\/p\u003e","brand":"Keith Black Pistons","offers":[{"title":"Default Title","offer_id":42958005928030,"sku":"KB263.010","price":448.0,"currency_code":"AUD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0666\/8530\/4926\/files\/KB263.010.jpg?v=1782806446"},{"product_id":"070in-pistons-with-8-5-1-compression-ratio-fits-big-twin-1941-1979-with-1200cc-engine-keith-black-pistons","title":"+.070in. Pistons with 8.5:1 Compression Ratio. Fits Big Twin 1941-1979 with 1200cc Engine. - Keith Black Pistons","description":"\u003cp\u003eFeatures \u0026amp; Benefits:-\u003cbr\u003e\u003cbr\u003e* Bore = 3.507\"\u003cbr\u003e\u003cbr\u003e* Stroke = 3.969\"\u003cbr\u003e\u003cbr\u003e* Hypereutectic Alloy is a cast 16% silicon content material.\u003cbr\u003e\u003cbr\u003e* Perfect for air cooled engines.\u003cbr\u003e\u003cbr\u003e* Low thermal expansion rate = tighter piston-to-cylinder clearance.\u003cbr\u003e\u003cbr\u003e* Complete kit includes: two pistons, rings, wrist pins and clips.\u003cbr\u003e\u003cbr\u003e* Replaces OEM # 22149-55C\u003cbr\u003e\u003cbr\u003e* Replaces OEM # 22149-74A\u003cbr\u003e\u003cbr\u003eTech Tips:-\u003cbr\u003e\u003cbr\u003e* Follow Ring End Gap \u0026amp; Piston to Cylinder Clearances as per the supplied Manufacturers Instructions.\u003cbr\u003e\u003cbr\u003e* Pull the engine down first \u0026amp; measure the existing bore to determine if oversize pistons are required PRIOR to purchase, we do not take back piston kits. The onus is on the assembling technician to validate the cylinders \u0026amp; required pistons.\u003c\/p\u003e","brand":"Keith Black Pistons","offers":[{"title":"Default Title","offer_id":42958006648926,"sku":"KB263.070","price":448.0,"currency_code":"AUD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0666\/8530\/4926\/files\/KB263.070.jpg?v=1782806446"},{"product_id":"std-pistons-with-8-5-1-compression-ratio-fits-big-twin-1941-1979-with-1200cc-engine-keith-black-pistons","title":"Std Pistons with 8.5:1 Compression Ratio. Fits Big Twin 1941-1979 with 1200cc Engine. - Keith Black Pistons","description":"\u003cp\u003eFeatures \u0026amp; Benefits:-\u003cbr\u003e\u003cbr\u003e* Bore = 3.437\" \u003cbr\u003e\u003cbr\u003e* Stroke = 3.969\"\u003cbr\u003e\u003cbr\u003e* Hypereutectic Alloy is a cast 16% silicon content material.\u003cbr\u003e\u003cbr\u003e* Perfect for air cooled engines.\u003cbr\u003e\u003cbr\u003e* Low thermal expansion rate = tighter piston-to-cylinder clearance.\u003cbr\u003e\u003cbr\u003e* Complete kit includes: two pistons, rings, wrist pins and clips.\u003cbr\u003e\u003cbr\u003e* Replaces OEM # 22141-55B\u003cbr\u003e\u003cbr\u003e* Replaces OEM # 22141-74A\u003cbr\u003e\u003cbr\u003eTech Tips:-\u003cbr\u003e\u003cbr\u003e* Follow Ring End Gap \u0026amp; Piston to Cylinder Clearances as per the supplied Manufacturers Instructions.\u003cbr\u003e\u003cbr\u003e* Pull the engine down first \u0026amp; measure the existing bore to determine if oversize pistons are required PRIOR to purchase, we do not take back piston kits. The onus is on the assembling technician to validate the cylinders \u0026amp; required pistons.\u003c\/p\u003e","brand":"Keith Black Pistons","offers":[{"title":"Default Title","offer_id":42958007402590,"sku":"KB263.STD","price":448.0,"currency_code":"AUD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0666\/8530\/4926\/files\/KB263.STD.jpg?v=1782806447"},{"product_id":"010in-dome-top-pistons-with-8-3-1-compression-ratio-fits-big-twin-1978-1984-with-1340cc-shovel-engine-keith-black-pistons","title":"+.010in. Dome Top Pistons with 8.3:1 Compression Ratio. Fits Big Twin 1978-1984 with 1340cc Shovel Engine. - Keith Black Pistons","description":"\u003cp\u003eFeatures \u0026amp; Benefits:-\u003cbr\u003e\u003cbr\u003e* Bore = 3.508\" \u003cbr\u003e\u003cbr\u003e* Stroke = 4.250\"\u003cbr\u003e\u003cbr\u003e* Hypereutectic Alloy is a cast 16% silicon content material\u003cbr\u003e\u003cbr\u003e* Perfect for air cooled engines\u003cbr\u003e\u003cbr\u003e* Low thermal expansion rate = tighter piston-to-cylinder clearance.\u003cbr\u003e\u003cbr\u003e* Complete kit includes: two pistons, rings, wrist pins and clips.\u003cbr\u003e\u003cbr\u003e* Replaces OEM # 21991-80\u003cbr\u003e\u003cbr\u003eTech Tips:-\u003cbr\u003e\u003cbr\u003e* 8.3:1 Compression Ratio with 117cc Head Chamber Volume.\u003cbr\u003e\u003cbr\u003e* Follow Ring End Gap \u0026amp; Piston to Cylinder Clearances as per the supplied Manufacturers Instructions.\u003cbr\u003e\u003cbr\u003e* Pull the engine down first \u0026amp; measure the existing bore to determine if oversize pistons are required PRIOR to purchase, we do not take back piston kits. The onus is on the assembling technician to validate the cylinders \u0026amp; required pistons.\u003c\/p\u003e","brand":"Keith Black Pistons","offers":[{"title":"Default Title","offer_id":42958008156254,"sku":"KB297.010","price":460.0,"currency_code":"AUD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0666\/8530\/4926\/files\/KB297.010.jpg?v=1782806447"},{"product_id":"030in-dome-top-pistons-with-8-3-1-compression-ratio-fits-big-twin-1978-1984-with-1340cc-shovel-engine-keith-black-pistons","title":"+.030in. Dome Top Pistons with 8.3:1 Compression Ratio. Fits Big Twin 1978-1984 with 1340cc Shovel Engine. - Keith Black Pistons","description":"\u003cp\u003eFeatures \u0026amp; Benefits:-\u003cbr\u003e\u003cbr\u003e* Bore = 3.528\"\u003cbr\u003e\u003cbr\u003e* Stroke = 4.250\"\u003cbr\u003e\u003cbr\u003e* Hypereutectic Alloy is a cast 16% silicon content material.\u003cbr\u003e\u003cbr\u003e* Perfect for air cooled engines.\u003cbr\u003e\u003cbr\u003e* Low thermal expansion rate = tighter piston-to-cylinder clearance.\u003cbr\u003e\u003cbr\u003e* Complete kit includes: two pistons, rings, wrist pins and clips.\u003cbr\u003e\u003cbr\u003e* Replaces OEM # 21993-80\u003cbr\u003e\u003cbr\u003eTech Tips:-\u003cbr\u003e\u003cbr\u003e* 8.3:1 Compression Ratio with 117cc Head Chamber Volume.\u003cbr\u003e\u003cbr\u003e* Follow Ring End Gap \u0026amp; Piston to Cylinder Clearances as per the supplied Manufacturers Instructions.\u003cbr\u003e\u003cbr\u003e* Pull the engine down first \u0026amp; measure the existing bore to determine if oversize pistons are required PRIOR to purchase, we do not take back piston kits. The onus is on the assembling technician to validate the cylinders \u0026amp; required pistons.\u003c\/p\u003e","brand":"Keith Black Pistons","offers":[{"title":"Default Title","offer_id":42958008811614,"sku":"KB297.030","price":460.0,"currency_code":"AUD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0666\/8530\/4926\/files\/KB297.030.jpg?v=1782806448"},{"product_id":"040in-dome-top-pistons-with-8-3-1-compression-ratio-fits-big-twin-1978-1984-with-1340cc-shovel-engine-keith-black-pistons","title":"+.040in. Dome Top Pistons with 8.3:1 Compression Ratio. Fits Big Twin 1978-1984 with 1340cc Shovel Engine. - Keith Black Pistons","description":"\u003cp\u003eFeatures \u0026amp; Benefits:-\u003cbr\u003e\u003cbr\u003e* Bore = 3.538\"\u003cbr\u003e\u003cbr\u003e* Stroke = 4.250\"\u003cbr\u003e\u003cbr\u003e* Hypereutectic Alloy is a cast 16% silicon content material.\u003cbr\u003e\u003cbr\u003e* Perfect for air cooled engines.\u003cbr\u003e\u003cbr\u003e* Low thermal expansion rate = tighter piston-to-cylinder clearance.\u003cbr\u003e\u003cbr\u003e* Complete kit includes: two pistons, rings, wrist pins and clips.\u003cbr\u003e\u003cbr\u003eTech Tips:-\u003cbr\u003e\u003cbr\u003e* 8.3:1 Compression Ratio with 117cc Head Chamber Volume.\u003cbr\u003e\u003cbr\u003e* Follow Ring End Gap \u0026amp; Piston to Cylinder Clearances as per the supplied Manufacturers Instructions.\u003cbr\u003e\u003cbr\u003e* Pull the engine down first \u0026amp; measure the existing bore to determine if oversize pistons are required PRIOR to purchase, we do not take back piston kits. The onus is on the assembling technician to validate the cylinders \u0026amp; required pistons.\u003c\/p\u003e","brand":"Keith Black Pistons","offers":[{"title":"Default Title","offer_id":42958009598046,"sku":"KB297.040","price":460.0,"currency_code":"AUD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0666\/8530\/4926\/files\/KB297.040.jpg?v=1782806449"},{"product_id":"std-dome-top-pistons-with-8-3-1-compression-ratio-fits-big-twin-1978-1984-with-1340cc-shovel-engine-keith-black-pistons","title":"Std Dome Top Pistons with 8.3:1 Compression Ratio. Fits Big Twin 1978-1984 with 1340cc Shovel Engine. - Keith Black Pistons","description":"\u003cp\u003eFeatures \u0026amp; Benefits:-\u003cbr\u003e\u003cbr\u003e* Bore = 3.498\" \u003cbr\u003e\u003cbr\u003e* Stroke = 4.250\"\u003cbr\u003e\u003cbr\u003e* Hypereutectic Alloy is a cast 16% silicon content material.\u003cbr\u003e\u003cbr\u003e* Perfect for air cooled engines.\u003cbr\u003e\u003cbr\u003e* Low thermal expansion rate = tighter piston-to-cylinder clearance.\u003cbr\u003e\u003cbr\u003e* Complete kit includes: two pistons, rings, wrist pins and clips.\u003cbr\u003e\u003cbr\u003e* Replaces OEM # 21990-80\u003cbr\u003e\u003cbr\u003eTech Tips:-\u003cbr\u003e\u003cbr\u003e* 8.3:1 Compression Ratio with 117cc Head Chamber Volume.\u003cbr\u003e\u003cbr\u003e* Follow Ring End Gap \u0026amp; Piston to Cylinder Clearances as per the supplied Manufacturers Instructions.\u003cbr\u003e\u003cbr\u003e* Pull the engine down first \u0026amp; measure the existing bore to determine if oversize pistons are required PRIOR to purchase, we do not take back piston kits. The onus is on the assembling technician to validate the cylinders \u0026amp; required pistons.\u003c\/p\u003e","brand":"Keith Black Pistons","offers":[{"title":"Default Title","offer_id":42958010384478,"sku":"KB297.STD","price":460.0,"currency_code":"AUD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0666\/8530\/4926\/files\/KB297.STD.jpg?v=1782806450"}],"url":"https:\/\/ironhorsecustoms.com.au\/collections\/cylinders-pistons-cylinders-pistons-vintage.oembed","provider":"Iron Horse Customs","version":"1.0","type":"link"}