Icon Premium Piston Set, IC991.070

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

Rod (mm): 162.179

Year To: 2000

Bore Diameter IN: 4.25

Stroke (in): 4

Stroke (mm): 101.6

Base Number: IC991

Pin Diameter (in): 0.99

OE Deck Height: 9.8

Compression Height MM: 35.4

Bore Diameter MM: 108

Compression Height IN: 1.395

Pin Diameter (mm): 25.1

Oversize: .070"

Year Range: 1970-2000

Pin Number: .990x2.750

Intake Valve Depth/Diameter: .275/2.420

Alloy: 2618

Oversized: Yes

Lock: PRG110-3

Year From: 1970

Make for Engine Family: General Motors

Piston Material: Forged 2618 Alloy

Pin Configuration: Centered

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

Crown Type: .425" DOME 1V

Rod (in): 6.385

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