KB Hyper Performance Piston Set, KB422.040

KB Hyper Piston - Pont 400, Rod 6.663, Dome -10cc

Centered pin. Deisgned to work with 1967 and later 14 degree heads. Piston is.025" below factory deck. Check small end of rod to piston before asembly. Minimum.045" side clearance.

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: Dome

Crown (cc): -10.0cc

Compression Ratio: 100-9.4:1

Top Land: 0.3

Pin Type: Press or Floating

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

Oversized: Yes

Pin Number: 0980x300K

Piston Material: Cast 390 Hypereutectic Alloy

Oversize: .040"

Year To: 1979

Base Number: KB422

Bore Diameter IN: 4.12

Compression Height IN: 1.71

Bore Diameter MM: 104.6

Compression Height MM: 43.4

Make for Engine Family: General Motors

Ring Pack: 5/64, 5/64, 3/16

Pin Configuration: Centered

Stroke (in): 3.75

OE Deck Height: 10.25

Alloy: 390

Exhaust Valve Depth/Diameter: .239/2.140

Stroke (mm): 95.3

Crown Type: DOME

Year Range: 1967-1979

Pin Diameter (mm): 24.9

Rod (mm): 169.2402

Intake Valve Depth/Diameter: .239/2.140

Pin Diameter (in): 0.98

Rod (in): 6.63

Year From: 1967

Lock: PRH107-3