KB Hyper Performance Piston Kit, KB126KTM.060

1 Set KB126.060/1 Set 4125AM8.060

Centered pin.

Sold As: Kit with Rings

Engine Manufacturer: Chevrolet

Engine Family: Chevrolet SB V8 Gen I

Engine Displacement (Liters): 6.6

Engine Displacement (cubic inches): 400

Bore Size (in): 4.125

Bore Size (mm): 104.8

Piston Head Type: Dish

Crown (cc): +30cc

Compression Ratio: 58-9.6, 62-9.3, 64-9.1, 76-8.3

Top Land: 0.25

Pin Type: Press or Floating

Year From: 1970

Rod (mm): 144.78

Oversized: Yes

Make for Engine Family: General Motors

Year Range: 1970-2018

Base Number: KB126

Piston Material: Cast 390 Hypereutectic Alloy

Oversizes: STD, .020, .030, .040, .060

Bore Diameter MM: 104.8

Bore Diameter IN: 4.125

Compression Height MM: 36.4

Compression Height IN: 1.433

Year To: 2018

Rod (in): 5.7

Stroke (in): 3.75

Intake Valve Depth/Diameter: .280/2.168

Pin Configuration: Centered

Crown Type: D-CUP 2V

Oversize: .060"

Pin Diameter (mm): 23.5

Stroke (mm): 95.3

OE Deck Height: 9.025

Pin Number: 0927x300K

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

Grade Type: Performance

Alloy: 390

Lock: PRJ100-3

Exhaust Valve Depth/Diameter: .280/2.168

Pin Diameter (in): 0.927