KB Hyper Performance Piston Set, KB422KTM.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 assembly. 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): -10cc

Compression Ratio: 100-9.4:1

Top Land: 0.3

Pin Type: Press or Floating

Pin Diameter (in): 0.98

OE Deck Height: 10.25

Make for Engine Family: General Motors

Crown Type: DOME

Year To: 1979

Pin Number: 0980x300K

Base Number: KB422

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

Compression Height IN: 1.71

Compression Height MM: 43.4

Bore Diameter IN: 4.12

Bore Diameter MM: 104.6

Lock: PRH107-3

Stroke (in): 3.75

Exhaust Valve Depth/Diameter: .239/2.140

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

Pin Diameter (mm): 24.9

Alloy: 390

Year From: 1967

Pin Configuration: Centered

Oversized: Yes

Rod (mm): 169.2402

Intake Valve Depth/Diameter: .239/2.140

Stroke (mm): 95.3

Oversize: .040"

Year Range: 1967-1979

Piston Material: Cast 390 Hypereutectic Alloy

Rod (in): 6.63