Silvolite Piston Set, 1176.STD

Silv-O-Lite Piston - Ford 255ci/4.2L (V8)

Flat top with 4 valve reliefs.

Sold As: Sold as a set, priced per set

Engine Manufacturer: Ford

Engine Family: Ford Small Block Windsor

OE Cross Reference: EOSZ6108A

Engine Displacement (Liters): 4.2

Engine Displacement (cubic inches): 255

Piston Head Type: Flat

Crown (cc): +1.5cc

Compression Ratio: 8.8

Top Land: 0.246

Pin Type: Press

Year From: 1980

Top Compression Ring Thickness IN: .0781"

Bore Diameter IN: 3.68

Bore Diameter MM: 93.5

Piston Pin Outside Diameter MM: 23.16

Compression Height MM: 40.3

Piston Pin Outside Diameter IN: 0.912

Compression Height IN: 1.585

Second Compression Ring Thickness IN: .0781"

Oil Ring Thickness IN: .1875"

Year Range: 1980-1982

Piston Material: Cast 332 Alloy

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

Base Number: 1176

Crown Type: FLAT TOP

Pin Configuration: Offset

Oversized: No

Pin Number: 0912x301A

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

Oversize: STD

Year To: 1982