Factory Performance Series - F ps

probe Fps Forged Pis tons Are Designed For Heavy Du ty (towing, Etc) Or High Perfo rmance Street Cars, Trucks, Ma rine And Some Racing Applicati ons. Fps Pistons Are Far Stron ger Than Hypereutectic Cast Pi stons. May Be Used With Boost And Nitrous Oxide.

- Vm s-75 High Silicon Aluminium
- Tight Piston To Wall Cleara nce
- Reinforced Piston Ski rts (eliminates Collapsed Pist on Skirts)
- Increased Valv e Clearance
- Reduced Pisto n Weight
- Offset Wrist Pin s
- Press Fit Piston Pins
piston Specifications:
suit Chev/holden Ls1 (3. 622" Stroke, 6.098" Rods)
< br>bore: 3.902"
weight: 376 g
comp Height: 1.340"
pi ston Pin Dia: .914" (press Fit )
ring Grooves: 1.5mm, 1.5m m, 3.0mm
valve Relief Volum e: 3.0cc

comp Ratio (co mputed With .010" Deck With .0 38" Head Gasket)
59.0cc - 1 0.87
64.0cc - 10.23
66.0 cc - 10.00
76.0cc - 8.98