KB Hyper Performance Piston Kit, KB222KTM.060

1 Set KB222.060/1 Set 4151FM8.060

Centered pin. Designed for use with 14 degree head, 1967 and later. Piston is.025 below factory deck. Check small end of rod to piston before assembly /.045" clearance per side minimum.

Sold As: Kit with Rings

Engine Manufacturer: Pontiac

Engine Family: Pontiac V8

Engine Displacement (Liters): 7.5

Engine Displacement (cubic inches): 455

Bore Size (in): 4.15

Bore Size (mm): 105.4

Crown (cc): +6cc

Compression Ratio: 71-12.0, 87-10.3, 96-9.5, 111-8.5

Top Land: 0.19

Pin Type: Press or Floating

Exhaust Valve Depth/Diameter: .248/2.210

Rod (mm): 168.402

Bore Diameter MM: 105.4

Bore Diameter IN: 4.15

Compression Height MM: 37.8

Alloy: 390

Compression Height IN: 1.49

Oversized: Yes

Pin Diameter (mm): 24.9

OE Deck Height: 10.25

Lock: PRH107-3

Make for Engine Family: General Motors

Rod (in): 6.63

Pin Configuration: Centered

Base Number: KB222

Crown Type: FLAT TOP +6cc 2V

Year From: 1970

Year Range: 1970-1976

Intake Valve Depth/Diameter: .248/2.210

Oversizes: .030, .040, .060

Year To: 1976

Oversize: .060"

Pin Number: 0980x300K

Grade Type: Performance

Stroke (mm): 106.9

Ring Pack: 5/64, 1/16, 3/16

Stroke (in): 4.21

Pin Diameter (in): 0.98

Piston Material: Cast 390 Hypereutectic Alloy