Reman Pro Piston Set, 3490HC.030

Silv-O-Lite ReMan Pro Piston - Chevrolet 262ci/4.3L (V6)

Hypereutectic. 3.140 diameter recess.070 deep with 4 valve reliefs. Use 1986 & earlier rings. *Same as 3490H with coated skirts.

Sold As: Sold as a set, priced per set

Engine Manufacturer: Chevrolet

Engine Family: GM V6

VIN Code: W, Z

OE Cross Reference: 3991488, 6271097, 14077448, 10159424, 10049073, 12509282, 10049079, 10049076, 12514101, 125420264

Engine Displacement (Liters): 4.3

Engine Displacement (cubic inches): 262

Piston Head Type: Dish

Compression Ratio: 8.8, 9.4

Top Land: 0.25

Pin Type: Press

Bore Diameter MM: 101.6

Compression Height MM: 39.1

Second Compression Ring Thickness IN: .0781"

Piston Pin Outside Diameter MM: 23.5

Piston Pin Outside Diameter IN: 0.927

Oil Ring Thickness IN: .1875"

Top Compression Ring Thickness IN: .0781"

Pin Configuration: Offset

Compression Height IN: 1.54

Bore Diameter IN: 4

Year From: 1985

Base Number: 3490HC

Oversize: .030"

Year Range: 1985-1995

Year To: 1995

Pin Number: 0927x300A

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

Oversized: Yes

Piston Material: Cast 390 Hypereutectic Alloy

Crown Type: DISH

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