Engines and Components› Pistons and Piston Rings

S&S Cycle

S&S Cycle 84-99 BT w/ Stock Heads .020in 80in Cast Flat-Topped Replacement Piston Kit

$169.95

SKU: S0GE 920-0027

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INSTALL DIFFICULTY
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Professional / shop required

Description

The S&S Cycle 920-0027 is a cast flat-top aluminum piston kit designed as a replacement for 80" Harley-Davidson Big Twin engines. It features a +0.020" bore oversize and a 3.500" bore size with a 4-1/4" stroke length. This piston kit is compatible with stock or S&S performance replacement heads and has a deck height of 1.3750". It is intended for use in 1984-1999 Harley-Davidson Big Twin models.

Fitment

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Specifications

BrandS&S Cycle
Part NumberS0GE 920-0027

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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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