Silvolite Piston Set, 3454.060

Silv-O-Lite Piston - Chevrolet 250ci/4.1L (L6)

3.080 diameter recess.270 deep. Low compression engine.

Sold As: Sold as a set, priced per set

Engine Manufacturer: Chevrolet

Engine Family: GM V6

OE Cross Reference: 3877610

Engine Displacement (Liters): 4.1

Engine Displacement (cubic inches): 250

Piston Head Type: Dish

Compression Ratio: 7.6

Top Land: 0.265

Pin Type: Press

Piston Pin Outside Diameter MM: 23.5

Bore Diameter MM: 98.4

Bore Diameter IN: 3.875

Piston Pin Outside Diameter IN: 0.927

Year To: 1990

Compression Height MM: 42.1

Compression Height IN: 1.66

Top Compression Ring Thickness IN: .0781"

Oil Ring Thickness IN: .1875"

Second Compression Ring Thickness IN: .0781"

Oversized: Yes

Oversizes: STD, .020, .030, .040, .060

Oversize: .060"

Crown Type: DISH

Ring Pack: 5/64, 5/64, 3/16

Piston Material: Cast 332 Alloy

Base Number: 3454

Pin Configuration: Offset

Year From: 1966

Pin Number: 0927x300A

Year Range: 1966-1990