Icon Premium Piston Set, IC991.125

ICON Forged Piston - Chevy 454 Rod 6.385 oc Hollow Dome.425 -38cc 1V

Hollow dome. Centered pin. Will fit AFR, RHS, Trick Flow, World, Edelbrock, Brodix, Dart and OE Chevy open chamber heads that are 118cc's or larger. Always check piston to chamber and valves to assure you have adequate operating clearance.

Sold As: Piston Set

Engine Manufacturer: Chevrolet

Engine Family: Chevrolet BB V8 Mark IV

Engine Displacement (Liters): 7.4

Engine Displacement (cubic inches): 454

Bore Size (in): 4.25

Bore Size (mm): 108

Piston Head Type: Dome

Crown (cc): -38cc

Compression Ratio: 119-11.4

Top Land: 0.36

Pin Type: Press or Floating

Stroke (mm): 101.6

Bore Diameter IN: 4.25

Stroke (in): 4

Pin Diameter (in): 0.99

Pin Diameter (mm): 25.1

Crown Type: .425" DOME 1V

Base Number: IC991

OE Deck Height: 9.8

Alloy: 2618

Rod (mm): 162.179

Bore Diameter MM: 108

Compression Height IN: 1.395

Compression Height MM: 35.4

Ring Pack: 1/16, 1/16, 3/16

Year To: 2000

Year Range: 1970-2000

Intake Valve Depth/Diameter: .275/2.420

Oversized: Yes

Make for Engine Family: General Motors

Rod (in): 6.385

Year From: 1970

Pin Configuration: Centered

Piston Material: Forged 2618 Alloy

Pin Number: .990x2.750

Lock: PRG110-3

Oversize: 0.125

Oversizes: STD, .030, .040, .060, .070, .100.125