Icon Premium Piston Set, IC778.040

ICON Forged Piston - Chevy 454 Rod 6.385 cc Hollow Dome -18cc 1V

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

Sold As: Piston Set

Engine Manufacturer: Chevrolet

Engine Family: Chevrolet BB V8 Mark IV

Engine Displacement (Liters): 7.4

Engine Displacement (cubic inches): 454

Bore Size (in): 4.25

Bore Size (mm): 108

Piston Head Type: Dome

Crown (cc): -18cc

Compression Ratio: 96.5-11.7, 115-9.9, 119-9.5

Top Land: 0.365

Pin Type: Press or Floating

Rod (in): 6.385

Bore Diameter MM: 108

Pin Diameter (in): 0.99

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

Stroke (in): 4

Rod (mm): 162.179

Year From: 1970

Lock: PRG110-3

Compression Height MM: 35.4

Bore Diameter IN: 4.25

Compression Height IN: 1.395

OE Deck Height: 9.8

Oversize: .040"

Piston Material: Forged 2618 Alloy

Pin Configuration: Centered

Intake Valve Depth/Diameter: .285/2.300

Alloy: 2618

Year To: 2000

Crown Type: .190" HOLLOW DOME 1V

Oversized: Yes

Make for Engine Family: General Motors

Stroke (mm): 101.6

Pin Diameter (mm): 25.1

Pin Number: .990x2.750

Base Number: IC778

Year Range: 1970-2000

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