Piston Sets - Powersports | Automotive Performance Parts Direct

S&S Cycle

S&S Cycle 84-99 BT HSF 3-5/8in Piston Set - .010in

Regular price: £509.20
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Sale price: £509.20
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These forged pistons are designed for use in S&S big bore Hot Set Up Kits for HD Evolution big twin engines, and S&S 3-5/8" bore engines with S&S Super Stock cylinder heads and 4-1/4", ...

S&S Cycle

S&S Cycle 2007+ BT 4.250in Bore 4.840in - Wrinkle Black w/o Highlight

Regular price: £1,637.95
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Sale price: £1,637.95
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S&S has been building big bore kits since the 60s and has it down to an absolute science. Our latest efforts are aimed at the Milwaukee Eight® platform (2017 and newer big twins) and open up a ...

S&S Cycle

S&S Cycle 2017+ M8 Models 4.250in Bore 4-5/8in Stroke Cylinder Kit - Wrinkle Black w/ Highlight

Regular price: £1,726.15
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Sale price: £1,726.15
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S&S has been building big bore kits since the 60s and has it down to an absolute science. Our latest efforts are aimed at the Milwaukee Eight platform (2017 and newer big twins) and open up a w...

S&S Cycle

S&S Cycle 2017+ M8 Models 4.250in Bore 4.840in Big Bore Cylinder Set - Black Granite w/ Highlight

Regular price: £1,026.85
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Sale price: £1,026.85
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We recommend using S&S Cycle Head Bolts for M8, part number 900-1006 for all big bore applicationsThis Part Fits: Year Make Model Submodel 2018-2020 Harley-Davidson FLDE Deluxe 107 Base 20...

S&S Cycle

S&S Cycle 00-21 Sportster Models 1200cc to 1250cc Hooligan Kit - Silver

Regular price: £1,914.10
Regular price
Sale price: £1,914.10
Unit price: per

Whether you're racing Hooligan flat-track or just want more power, the S&S Hooligan kits for 2000-2021 Harley-Davidson ®Sportster® models will give you an edge on the competition. Boost that 12...

S&S Cycle

S&S Cycle 00-21 Sportster Models 1200cc to 1250cc Hooligan Kit - Wrinkle Black

Regular price: £1,914.10
Regular price
Sale price: £1,914.10
Unit price: per

Whether you're racing Hooligan flat-track or just want more power, the S&S Hooligan kits for 2000-2021 Harley-Davidson® Sportster® models will give you an edge on the competition. Boost that 12...

S&S Cycle

S&S Cycle 00-21 Sportster Models 883cc to 1200cc Hooligan Kit - Silver

Regular price: £1,914.10
Regular price
Sale price: £1,914.10
Unit price: per

Whether you're racing Hooligan flat-track or just want more power, the S&S Hooligan kits for 2000-'21 Harley-Davidson Sportster models will give you an edge on the competition. Boost that 883 t...

S&S Cycle

S&S Cycle 00-21 Sportster Models 883cc to 1200cc Hooligan Kit - Wrinkle Black

Regular price: £1,914.10
Regular price
Sale price: £1,914.10
Unit price: per

Whether you're racing Hooligan flat-track or just want more power, the S&S Hooligan kits for 2000-2021 Harley-Davidson Sportster models will give you an edge on the competition. Boost that 883 ...

S&S Cycle

S&S Cycle 86-19 Sportstet Models 3-1/2in Bore Cylinders - Silver

Regular price: £706.60
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Sale price: £706.60
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Individual cylinders and cylinder sets without pistons are bored slightly under normal size and are not honedThis Part Fits: Year Make Model Submodel 2015-2019 Harley-Davidson XL1200C Sportster ...

S&S Cycle

S&S Cycle 86-21 Sportster Models 1250cc 3 9/16in Bore Cylinder Set - Wrinkle Black

Regular price: £772.75
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Sale price: £772.75
Unit price: per

Individual cylinders and cylinder sets without pistons are bored slightly under normal size and are not honedThis Part Fits: Year Make Model Submodel 2015-2019 Harley-Davidson XL1200C Sportster ...

S&S Cycle

S&S Cycle 86-03 Sportster Models 1200cc Cylinder and Piston Kit - Wrinkle Black

Regular price: £1,189.60
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Sale price: £1,189.60
Unit price: per

This 1200cc cylinder and piston kit contains a set of S&S 3-1/2" bore S&S cylinder with wrinkle black powder coat finish, fitted to a set of S&S 3-1/2" bore forged pistons for S&S S...

S&S Cycle

S&S Cycle 86-19 Sportster Models 3-1/2in Bore Cylinder Set - Wrinkle Black

Regular price: £706.60
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Sale price: £706.60
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This 3-1/2" bore wrinkle black cylinder set is for 1986-'19 HD® Sportster® models & 1994-'02 HD® Buell® models. It is 4.650" in length.This Part Fits: Year Make Model Submodel 2015-2019 Harl...

S&S Cycle

S&S Cycle 86-21 Sportster Models 1250cc 3 9/16in Bore Cylinder Set - Silver

Regular price: £772.75
Regular price
Sale price: £772.75
Unit price: per

Individual cylinders and cylinder sets without pistons are bored slightly under normal size and are not honedThis Part Fits: Year Make Model Submodel 2008-2019 Harley-Davidson XL1200C Sportster ...

S&S Cycle

S&S Cycle 86-21 Sportster Models High Compression 1250cc Conversion Kit - Wrinkle Black

Regular price: £1,059.40
Regular price
Sale price: £1,059.40
Unit price: per

This kit converts 1986-'21 883cc and 1200cc HD Sportster models to 1250cc displacement. No machining or rebalancing is required. Kit contains forged 5cc pop-up 3-9/16" bore pistons with coated pist...

S&S Cycle

S&S Cycle 86-21 Sportster Models 1250cc Conversion Kit - Wrinkle Black

Regular price: £1,059.40
Regular price
Sale price: £1,059.40
Unit price: per

This kit converts 1986-'21 883cc and 1200cc HD Sportster models to 1250cc displacement. No machining or rebalancing is required. Kit contains forged flat topped 3-9/16" bore pistons with coated pis...

S&S Cycle

S&S Cycle 86-21 Sportster Models High Compression 1250cc Conversion Kit - Silver

Regular price: £1,131.85
Regular price
Sale price: £1,131.85
Unit price: per

This kit converts 1986-'21 883cc and 1200cc HD Sportster models to 1250cc displacement. No machining or rebalancing is required. Kit contains forged 5cc pop-up 3-9/16" bore pistons with coated pist...

S&S Cycle

S&S Cycle 86-21 Sportster Models 1250cc Conversion Kit - Silver

Regular price: £1,059.40
Regular price
Sale price: £1,059.40
Unit price: per

This kit converts 1986-'21 883cc and 1200cc HD Sportster models to 1250cc displacement. No machining or rebalancing is required. Kit contains forged flat topped 3-9/16" bore pistons with coated pis...

S&S Cycle

S&S Cycle 86-19 Sportster Models 883 to 1200cc Conversion Kit - Silver

Regular price: £1,185.40
Regular price
Sale price: £1,185.40
Unit price: per

Boost any 883cc Harley-Davidson Sportster to 1200cc. No machine shop? No problem, no machining is needed. Don't want to rebalance your stock 883cc flywheels? You don't need to since these pistons w...

S&S Cycle

S&S Cycle 86-19 Sportster Models 883 to 1200cc Conversion Kit - Wrinkle Black

Regular price: £1,185.40
Regular price
Sale price: £1,185.40
Unit price: per

Boost any 883cc Harley-Davidson Sportster to 1200cc. No machine shop? No problem, no machining is needed. Don't want to rebalance your stock 883cc flywheels? You don't need to since these pistons w...

S&S Cycle

S&S Cycle 07-17 BT Models 110in Sidewinder Big Bore Kit - Wrinkle Black

Regular price: £1,618.00
Regular price
Sale price: £1,618.00
Unit price: per

Inspired by our Pro Stock Drag Race engines, these updated big bore kit utilizes a Ductile Cast Iron liner wrapped in cast aluminum for optimum thermal conductivity and performance. Bolt-in kits do...

S&S Cycle

S&S Cycle 07-17 BT Models 110in Sidewinder Big Bore Kit - Silver

Regular price: £1,618.00
Regular price
Sale price: £1,618.00
Unit price: per

Inspired by our Pro Stock Drag Race engines, these updated big bore kit utilizes a Ductile Cast Iron liner wrapped in cast aluminum for optimum thermal conductivity and performance. Bolt-in kits do...

S&S Cycle

S&S Cycle 99-06 BT 4in Bore 4in Stroke Cylinder Kit - Wrinkle Black w/ Highlight

Regular price: £1,618.00
Regular price
Sale price: £1,618.00
Unit price: per

Inspired by our Pro Stock Drag Race engines, these updated big bore kit utilizes a Ductile Cast Iron liner wrapped in cast aluminum for optimum thermal conductivity and performance. Bolt-in kits do...

S&S Cycle

S&S Cycle 99-06 BT Models 100in Sidewinder Big Bore Kit - Silver

Regular price: £1,618.00
Regular price
Sale price: £1,618.00
Unit price: per

Inspired by our Pro Stock Drag Race engines, these updated big bore kit utilizes a Ductile Cast Iron liner wrapped in cast aluminum for optimum thermal conductivity and performance. Bolt-in kits do...

S&S Cycle

S&S Cycle 07-17 BT 107in Bolt-In Big Bore Kit - Wrinkle Black

Regular price: £1,413.25
Regular price
Sale price: £1,413.25
Unit price: per

This bolt-in big bore kit is easy to install, and requires no machining or rebalancing. This is the largest bore (3.937") that can be fit in a stock engine case. Stock engine height is maintained s...

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