Icon Premium Piston Set, IC788.040

ICON Forged-427 Rod 6.385 cc Hlw Dome-20cc 1V;489 Rod 6.135 cc Hlw Dome-20cc 1V

Closed chamber design. Centered pin. Edelbrock and OE heads. Does not fit Mark 6 heads.

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): -20cc

Compression Ratio: 96.5-12.1, 108-10.1, 119-9.2

Top Land: 0.35

Pin Type: Press or Floating

Rod (mm): 162.179

Base Number: IC788

Year Range: 1963-2015

Pin Number: .990x2.750

Pin Configuration: Centered

OE Deck Height: 9.8

Lock: PRG110-3

Year To: 2015

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

Compression Height IN: 1.52

Compression Height MM: 38.6

Bore Diameter MM: 108

Bore Diameter IN: 4.25

Stroke (mm): 95.5

Make for Engine Family: General Motors

Pin Diameter (in): 0.99

Alloy: 2618

Oversized: Yes

Year From: 1963

Rod (in): 6.385

Piston Material: Forged 2618 Alloy

Pin Diameter (mm): 25.1

Oversizes: STD, .030, .040, .060, .070, .100

Intake Valve Depth/Diameter: .285/2.300

Oversize: .040"

Stroke (in): 3.76

Crown Type: .210" HOLLOW DOME 1V