Icon Premium Piston Set, IC989.060

ICON Forged - Chevy 427 Rod 6.385;489 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

Engine Displacement (cubic inches): 427

Bore Size (in): 4.25

Bore Size (mm): 108

Piston Head Type: Dome

Crown (cc): -38cc

Compression Ratio: 119-10.8

Top Land: 0.34

Pin Type: Press or Floating

Oversize: .060"

Intake Valve Depth/Diameter: .275/2.420

Year To: 2015

Base Number: IC989

Rod (mm): 162.179

Year From: 1963

OE Deck Height: 9.8

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

Bore Diameter IN: 4.25

Compression Height MM: 38.6

Bore Diameter MM: 108

Compression Height IN: 1.52

Pin Number: .990x2.750

Year Range: 1963-2015

Make for Engine Family: General Motors

Alloy: 2618

Stroke (mm): 95.5

Piston Material: Forged 2618 Alloy

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

Stroke (in): 3.76

Rod (in): 6.385

Pin Diameter (in): 0.99

Pin Configuration: Centered

Lock: PRG110-3

Oversized: Yes

Pin Diameter (mm): 25.1

Crown Type: .425" DOME 1V