Icon Premium Piston Set, IC990.060

ICON Forged Piston - Chevy 454 Rod 6.135 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

Make for Engine Family: General Motors

Compression Height MM: 41.7

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

Compression Height IN: 1.645

Rod (in): 6.135

Lock: PRG110-3

Year Range: 1970-2000

OE Deck Height: 9.8

Oversized: Yes

Bore Diameter MM: 108

Bore Diameter IN: 4.25

Year To: 2000

Year From: 1970

Crown Type: .425" HOLLOW DOME 1V

Pin Diameter (in): 0.99

Base Number: IC990

Stroke (in): 4

Alloy: 2618

Stroke (mm): 101.6

Pin Diameter (mm): 25.1

Pin Configuration: Centered

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

Pin Number: .990x2.750

Intake Valve Depth/Diameter: .275/2.420

Oversize: .060"

Rod (mm): 155.829

Piston Material: Forged 2618 Alloy