Wiseco 7-Bolt DSM Pistons (100mm Stroke for 150mm Rods) Compression Ratio | Bore Size:9.7:1 | 85mm Standard Flow Digressive Technology allows for

Flow Digressive Technology allows for tremendous amounts of low speed force that translates driver inputs into razor sharp control

Now laser etched with the STM logo and we also use a black urethane bushing with a stiffer durometer

Temp Difference: 10°F

Digressive piston technology allows for stiff low-speed compression/rebound force

Some SPAL automotive fans offer curved blades as an option to reduce noise where maximum airflow is not required

Wiseco 7-Bolt DSM Pistons (100mm Stroke for 150mm Rods) Compression Ratio | Bore Size:9.7:1 | 85mm Standard Flow Digressive Technology allows forFits these Applications: 7 Bolt DSM 4G63 with 100mm Stroke and 150mm Rods Also fits 4G63 with 88mm Stroke and 156mm Rods (1992. 5 1999 1G 2G Eclipse GST GSX, Talon TSi & Laser Turbo) Includes: (4) Pistons (4) Pins (8) Wire Locks (4) Set of Piston Rings World renowned for their work building race winning pistons, Wiseco utilizes experience from a diverse background of the most sophisticated engines in such venues as Formula 1, Indy Racing League (IRL),