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Engines and Components› Pistons and Piston Rings

CP Pistons

CP Pistons Harley Twin Cam, 103 cu in, 3.875 Bore, 4.375 Stroke, 7.667 rod, 10.75:1 CR, 85cc Head

$491.00 $466.46 Save $24.54

SKU: C00A BHM5080

Special Order
Special Order
Ships in 4–6 weeks
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Non-Returnable Item
INSTALL DIFFICULTY
DIY PRO SHOP

Advanced — 4+ hours

Description

CP-Carrillo pistons represent the highest quality and are engineered for maximum power. Each piston is designed using sophisticated 3-D modeling software and manufactured with advanced 5-axis techniques, making your piston the lightest and strongest piston on the market. This kit includes two pistons, ring sets, wrist pins, and clips.

Fitment

Fitment Guaranteed

Don’t gamble
on fit.

Log your build in the MOTORMIA app and we’ll guarantee this part fits your exact setup — or your money back, return shipping covered.

Available on iOS & Android

Specifications

BrandCP Pistons
Part NumberC00A BHM5080

Videos

How to Reassemble Top End Harley Twin-Cam (99-17)

How to Reassemble Top End Harley Twin-Cam (99-17)
Harley Davidson Twin Cam - How To Disassemble Top End for Rebuild

Harley Davidson Twin Cam - How To Disassemble Top End for Rebuild
Twin Cam Series: 13 How to install a Piston and Cylinder on a Harley S&S TP Revtech Jims Ultima

Twin Cam Series: 13 How to install a Piston and Cylinder on a Harley S&S TP Revtech Jims Ultima
124CI Installing Cylinders & Pistons | Shop Talk Episode 21

124CI Installing Cylinders & Pistons | Shop Talk Episode 21
Increase HP 40% Harley-Davidson Twin cam on a Budget

Increase HP 40% Harley-Davidson Twin cam on a Budget
Part 03.2 How to install piston cylinder OEM method on a Harley v-twin S&S Revtech EVO

Part 03.2 How to install piston cylinder OEM method on a Harley v-twin S&S Revtech EVO

Buy with Confidence

Built for enthusiasts. Every order is backed by our 30 day return window on eligible items. Unused and uninstalled products may be returned with approved RMA and no restocking fees when received in new condition. Orders placed through the MOTORMIA app with a complete build qualify for our Fitment Guarantee — free return shipping if the part doesn’t fit your exact setup. The guarantee covers fit only; installation must follow manufacturer instructions, and we recommend a qualified shop for parts marked Difficulty 4–5.

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