Icon Premium Piston Set, IC990.030

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

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

Compression Height MM: 41.7

Bore Diameter MM: 108

Bore Diameter IN: 4.25

Rod (in): 6.135

Year Range: 1970-2000

Year To: 2000

Stroke (mm): 101.6

Pin Diameter (mm): 25.1

Compression Height IN: 1.645

Lock: PRG110-3

Base Number: IC990

Make for Engine Family: General Motors

Pin Number: .990x2.750

Pin Configuration: Centered

Rod (mm): 155.829

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

Oversize: .030"

Year From: 1970

Stroke (in): 4

OE Deck Height: 9.8

Oversized: Yes

Intake Valve Depth/Diameter: .275/2.420

Crown Type: .425" HOLLOW DOME 1V

Alloy: 2618

Piston Material: Forged 2618 Alloy

Pin Diameter (in): 0.99