Wiseco ProTru Forged Piston- Dome Top - 4.030" Bore - 3.480" Stroke - 5.700" Rod - SB Chevy 350 2060003 1973-1973 Pontiac Grand Am

1973-1973 Pontiac Grand Am

99 in Compressed

The main cap bracket on the lower tube will need to be removed and the lower tube fitted and attached to the tray

9/16" Wrench Size & 7/32" Hex on Lock

580 in Bore

Wiseco ProTru Forged Piston- Dome Top - 4.030" Bore - 3.480" Stroke - 5.700" Rod - SB Chevy 350 2060003 1973-1973 Pontiac Grand AmManufactured 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