Silvolite Piston Set, 1634.040

Silv-O-Lite Piston - Oldsmobile 260ci/4.3L (V8)

2.350" diameter recess.165" deep.

Sold As: Sold as a set, priced per set

Engine Manufacturer: Oldsmobile

Engine Family: Oldsmobile V8

OE Cross Reference: 231906, 25506654

Engine Displacement (Liters): 4.3

Engine Displacement (cubic inches): 260

Piston Head Type: Dish

Crown (cc): +11.5cc

Compression Ratio: 8.4

Top Land: 0.23

Pin Type: Press

Compression Height MM: 40

Piston Pin Outside Diameter IN: 0.98

Piston Pin Outside Diameter MM: 24.9

Compression Height IN: 1.575

Second Compression Ring Thickness IN: .0781"

Bore Diameter IN: 3.5

Bore Diameter MM: 88.9

Top Compression Ring Thickness IN: .0781"

Oil Ring Thickness IN: .1875"

Pin Number: 0908x300B

Year To: 1983

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

Oversize: .040"

Base Number: 1634

Crown Type: DISH

Oversized: Yes

Year From: 1972

Piston Material: Cast 332 Alloy

Pin Configuration: Offset

Year Range: 1972-1983

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