Silvolite Piston Set, 1412.030

Silv-O-Lite Piston - GM 283ci/4.6L (V8)

Flat top with 4 valve reliefs.

Sold As: Sold as a set, priced per set

Engine Manufacturer: GM

Engine Family: Chevy Small Block Gen I

OE Cross Reference: 3739886, 3840148, 3860407

Engine Displacement (Liters): 4.6

Engine Displacement (cubic inches): 283

Piston Head Type: Flat

Crown (cc): +3cc

Compression Ratio: 8.3

Top Land: 0.23

Pin Type: Press

Compression Height MM: 45.2

Oversize: .030"

Oil Ring Thickness IN: .1875"

Piston Pin Outside Diameter IN: 0.927

Piston Pin Outside Diameter MM: 23.5

Second Compression Ring Thickness IN: .0781"

Bore Diameter MM: 98.4

Bore Diameter IN: 3.875

Top Compression Ring Thickness IN: .0781"

Compression Height IN: 1.779

Base Number: 1412

Pin Number: 0927x300A

Crown Type: FLAT TOP

Year From: 1957

Piston Material: Cast 332 Alloy

Oversized: Yes

Pin Configuration: Offset

Year To: 1970

Year Range: 1957-1970

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

Oversizes: STD, .020, .030, .040, .060, .080