Wiseco ProTru Forged Piston- Dome Top - 4.030" Bore - 3.480" Stroke - 5.700" Rod - SB Chevy 350 42082BL 8:1 compression ratio when used

8:1 compression ratio when used on 1987-95 TBI-equipped 7

breather or oil filler cap

When in chase mode

These racks are designed for the 5

Wiseco ProTru Forged Piston- Dome Top - 4.030" Bore - 3.480" Stroke - 5.700" Rod - SB Chevy 350 42082BL 8:1 compression ratio when usedManufactured by Wiseco, ProTru Pistons are forged and affordable with features usually only found in more expensive pistons. Wiseco Pro Tru Kits include pistons and wrist pins. Ideal for racers on a tight budget. The pistons feature CNC machined domes, oversized valve pockets for use with larger diameter valves and higher lift camshafts, and precision reamed, pressure fed wrist pin oiling holes. Last but not least, the wrist pins are made from