Silvolite Piston Set, 1730H.020

Silv-O-Lite Piston - GM 455ci/7.5L (V8)

Hypereutectic. 3.610" diameter recess.245" deep.

Sold As: Sold as a set, priced per set

Engine Manufacturer: GM

Engine Family: Buick V8

OE Cross Reference: 1394852

Engine Displacement (Liters): 7.5

Engine Displacement (cubic inches): 455

Piston Head Type: Dish

Crown (cc): +33cc

Compression Ratio: 8.4

Top Land: 0.215

Pin Type: Press

Piston Pin Outside Diameter MM: 25.4

Bore Diameter IN: 4.313

Bore Diameter MM: 109.6

Top Compression Ring Thickness IN: .0781"

Compression Height IN: 1.955

Oversize: .020"

Oil Ring Thickness IN: .1875"

Second Compression Ring Thickness IN: .0781"

Compression Height MM: 49.7

Year From: 1970

Piston Pin Outside Diameter IN: 1

Year Range: 1970-1976

Year To: 1976

Pin Number: 1000x317A

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

Piston Material: Cast 390 Hypereutectic Alloy

Crown Type: DISH

Pin Configuration: Offset

Base Number: 1730H

Oversized: Yes

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