Icon Premium Piston Set, IC890.040

ICON Forged Piston - Pont 400 Rod 6.630 Flat Top +4.5cc 2V

Centered pin. Use OE and Edelbrock style heads. Some stock rods may need to be narrowed and balance pad removed.

Sold As: Piston Set

Engine Manufacturer: Pontiac

Engine Family: Pontiac V8

Engine Displacement (Liters): 6.6

Engine Displacement (cubic inches): 400

Bore Size (in): 4.12

Bore Size (mm): 104.6

Piston Head Type: Flat

Crown (cc): +4.5cc

Compression Ratio: 71-10.9, 87-9.3, 96-8.6

Top Land: 0.25

Pin Type: Press or Floating

Base Number: IC890

Compression Height IN: 1.72

Oversized: Yes

Crown Type: FLAT TOP 2V

OE Deck Height: 10.25

Rod (mm): 168.402

Year Range: 1967-1979

Year To: 1979

Bore Diameter IN: 4.12

Compression Height MM: 43.7

Bore Diameter MM: 104.6

Piston Material: Forged 2618 Alloy

Exhaust Valve Depth/Diameter: .206/1.780

Stroke (mm): 95.3

Pin Diameter (in): 0.98

Stroke (in): 3.75

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

Lock: PRH107-3

Pin Number: .980x3.000

Pin Diameter (mm): 24.9

Year From: 1967

Pin Configuration: Centered

Make for Engine Family: General Motors

Rod (in): 6.63

Oversizes: .030, .040, .060

Oversize: .040"

Intake Valve Depth/Diameter: .210/2.330

Alloy: 2618