Icon Premium Piston Set, IC990.040

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

OE Deck Height: 9.8

Bore Diameter MM: 108

Compression Height MM: 41.7

Compression Height IN: 1.645

Bore Diameter IN: 4.25

Alloy: 2618

Year To: 2000

Stroke (mm): 101.6

Rod (mm): 155.829

Pin Configuration: Centered

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

Oversized: Yes

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

Base Number: IC990

Year From: 1970

Intake Valve Depth/Diameter: .275/2.420

Crown Type: .425" HOLLOW DOME 1V

Piston Material: Forged 2618 Alloy

Lock: PRG110-3

Make for Engine Family: General Motors

Stroke (in): 4

Pin Number: .990x2.750

Year Range: 1970-2000

Rod (in): 6.135

Pin Diameter (in): 0.99

Oversize: .040"

Pin Diameter (mm): 25.1