Silvolite Piston Set, 1516.080

Silv-O-Lite Piston - Pontiac 389ci/6.4L (V8)

Flat top 4 valve reliefs. .060" offset pin.

Sold As: Sold as a set, priced per set

Engine Manufacturer: Pontiac

Engine Family: Pontiac V8

Engine Displacement (Liters): 6.4

Engine Displacement (cubic inches): 389

Piston Head Type: Flat

Top Land: 0.292

Pin Type: Press

Piston Pin Outside Diameter MM: 24.9

Bore Diameter MM: 103.2

Second Compression Ring Thickness IN: .0781"

Top Compression Ring Thickness IN: .0781"

Bore Diameter IN: 4.0625

Oil Ring Thickness IN: .1875"

Piston Pin Outside Diameter IN: 0.98

Compression Height MM: 43.2

Year From: 1959

Compression Height IN: 1.7

Year To: 1966

Oversized: Yes

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

Crown Type: FLAT TOP

Pin Configuration: Offset

Year Range: 1959-1966

Base Number: 1516

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

Pin Number: 0980x308A

Oversize: .080"

Piston Material: Cast 332 Alloy