Silv-O-Lite - Better Pistons Since 1922

General Motors

V 8 366 / 6L
1991-98
Chevrolet

STD. BORE SIZE

3.9375 / 100mm

COMP. HEIGHT

2.125

PIN DIAMETER

0.9898
center

COMPRESSION RATIO(s)

Part
Number

3479hc

SIZE AVAILABILITY

VIN CODE

RING PACK

1-3/32
2-5/64 1-3/16

shallow groove

NOTES

Hypereutectic. Dome Head .110' W,1 Valve Relief. 'coated Skirts'. Truck Engine.

WRIST PIN P/N

LOCK PIN P/N

APPROX. OVERALL LENGTH

RECOMMENDED FINISHED BORE DIAMETERS

PISTON MAJOR AXIS MUST BE MEASURED PERPENDICULAR TO THE PIN CENTERLINE AT 70 DEGREES FARENHEIT 3.710" DOWN FROM THE PISTON HEAD

Piston Oversize	Piston Major Axis Diameter +.0000/-.0005	Recommended Finished Bore Diameter