Description
The piston is the weak link in the stock STI block. By adding these forged pistons to your stock STI block you are able to get 500+ hp out of the motor. These pistons are +.020, Standard bore pistons are available as well.Features include:High Strength Aluminum forgingsSuper Lightweight designsFully CNC Machined and balanced to +/- 1 gramWrist pins includedAccumulator groove includeddouble pin oilers, force fed from oil ringpick lock grooves for easy lock removal
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