Icon Premium Piston Set, IC991.100

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

Piston Material: Forged 2618 Alloy

Compression Height IN: 1.395

Pin Configuration: Centered

Crown Type: .425" DOME 1V

Oversized: Yes

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

Compression Height MM: 35.4

Year Range: 1970-2000

Alloy: 2618

Bore Diameter MM: 108

Bore Diameter IN: 4.25

Make for Engine Family: General Motors

Intake Valve Depth/Diameter: .275/2.420

Rod (mm): 162.179

Year From: 1970

Stroke (mm): 101.6

Stroke (in): 4

Base Number: IC991

Lock: PRG110-3

Pin Diameter (mm): 25.1

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

Year To: 2000

Oversize: 0.1

Pin Diameter (in): 0.99

OE Deck Height: 9.8

Rod (in): 6.385

Pin Number: .990x2.750