KB Hyper Performance Piston Kit, KB176KTM.030

1 Set KB176.030/1 Set 4250AM8.030

Centered pin. CC=closed chamber head.

Sold As: Kit with Rings

Engine Manufacturer: Chevrolet

Engine Family: Chevrolet BB V8 Mark IV

Engine Displacement (Liters): 7

Engine Displacement (cubic inches): 427

Bore Size (in): 4.25

Bore Size (mm): 108

Piston Head Type: Dome

Crown (cc): -17cc

Compression Ratio: 96.5-11.0, 105-10.1, 108-9.8, 119-9.0

Top Land: 0.311

Pin Type: Press or Floating

Year Range: 1963-2015

Bore Diameter IN: 4.25

Compression Height IN: 1.765

Compression Height MM: 44.8

Bore Diameter MM: 108

Year To: 2015

Pin Diameter (in): 0.99

Year From: 1963

Piston Material: Cast 390 Hypereutectic Alloy

Alloy: 390

Make for Engine Family: General Motors

Base Number: KB176

OE Deck Height: 9.8

Intake Valve Depth/Diameter: .267/2.310

Pin Number: 0990x300K

Lock: PRG110-3

Grade Type: Performance

Oversize: .030"

Rod (mm): 155.829

Stroke (mm): 95.5

Rod (in): 6.135

Oversizes: STD, .030, .040, .060, .070, .100

Pin Configuration: Centered

Crown Type: .080" CC HOLLOW DOME 1V

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

Stroke (in): 3.76

Oversized: Yes

Pin Diameter (mm): 25.1