CP Pistons & Rings 86.5mm Bore 0.5mm Over for EVO X G37_2007-2013 and longevity for performance driving

and longevity for performance driving and track events

Specifically designed to clear larger top mount intercoolers on 02-07 WRX & 04-07 STI models

Monotube high pressure design reduces oil leakage

Now you can concentrate on driving instead of watching your gauges

with cornering loads spread more evenly across the tyres resulting in more grip

CP Pistons & Rings 86.5mm Bore 0.5mm Over for EVO X G37_2007-2013 and longevity for performance drivingPart #: SC7221 From Drag to Endurance CP pistons have proven their quality in the racing community. These pistons for the 08 10 Evo X are avialable in 86mm stock bore, 86. 5mm w 0. 5 overbore, or 87. 0mm w 1. 0mm overbore and retain a 9. 0 compression ratio. These pistons are designed for high horsepower applications and are much stronger then OEM due to the forging process CP uses. The CP pistons for the Evo X 4B11 are an excellent choice for your