Icon Premium Piston Set, IC887.040

ICON Forged Piston - Olds 455 Rod 6.735 Step Dish 25cc 2V

Centered pin. Use OE and Edelbrock style heads.

Sold As: Piston Set

Engine Manufacturer: Oldsmobile

Engine Family: Oldsmobile V8

Engine Displacement (Liters): 7.5

Engine Displacement (cubic inches): 455

Bore Size (in): 4.126

Bore Size (mm): 104.8

Piston Head Type: Dish

Crown (cc): +25cc

Compression Ratio: 77-9.5, 80-9.3, 84-9.0

Top Land: 0.337

Pin Type: Press or Floating

Bore Diameter IN: 4.126

Year From: 1968

OE Deck Height: 10.625

Year Range: 1968-1976

Bore Diameter MM: 104.8

Pin Diameter (in): 0.98

Crown Type: STEP DISH 2V

Intake Valve Depth/Diameter: .225/2.272

Rod (in): 6.735

Compression Height MM: 44.5

Stroke (mm): 108

Rod (mm): 171.069

Compression Height IN: 1.75

Exhaust Valve Depth/Diameter: .228/1.882

Pin Number: .980x3.000

Lock: PRH107-3

Year To: 1976

Alloy: 2618

Oversize: .040"

Stroke (in): 4.25

Make for Engine Family: General Motors

Piston Material: Forged 2618 Alloy

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

Oversizes: .030, .040, .060

Oversized: Yes

Base Number: IC887

Pin Configuration: Centered

Pin Diameter (mm): 24.9