KB Hyper Performance Piston Set, KB422KTM.060

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

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

Base Number: KB422

Compression Height IN: 1.71

Bore Diameter IN: 4.12

Compression Height MM: 43.4

Piston Material: Cast 390 Hypereutectic Alloy

Lock: PRH107-3

Year To: 1979

Rod (in): 6.63

Crown Type: DOME

Bore Diameter MM: 104.6

Oversized: Yes

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

Pin Configuration: Centered

Intake Valve Depth/Diameter: .239/2.140

Pin Diameter (in): 0.98

Alloy: 390

Stroke (in): 3.75

Pin Number: 0980x300K

Rod (mm): 169.2402

OE Deck Height: 10.25

Exhaust Valve Depth/Diameter: .239/2.140

Stroke (mm): 95.3

Year From: 1967

Pin Diameter (mm): 24.9

Make for Engine Family: General Motors

Year Range: 1967-1979

Oversize: .060"