KB Hyper Performance Piston Kit, KB159KTM.040

1 Set KB159.040/1 Set 4125AM8.040

Centered pin.

Sold As: Kit with Rings

Engine Manufacturer: Chevrolet

Engine Family: Chevrolet SB V8 Gen I

Engine Displacement (Liters): 6.2

Engine Displacement (cubic inches): 377

Bore Size (in): 4.125

Bore Size (mm): 104.8

Piston Head Type: Dish

Crown (cc): +12cc

Compression Ratio: 58-10.8, 62-10.3, 64-10.1, 76-9.0

Top Land: 0.275

Pin Type: Press or Floating

Make for Engine Family: General Motors

Stroke (mm): 88.4

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

Compression Height MM: 39.6

Bore Diameter MM: 104.8

Lock: PRJ100-3

Pin Diameter (mm): 23.5

Oversized: Yes

Stroke (in): 3.48

Bore Diameter IN: 4.125

Piston Material: Cast 390 Hypereutectic Alloy

Compression Height IN: 1.561

Year Range: 1973-2018

Year From: 1973

Pin Number: 0927x300K

OE Deck Height: 9.025

Crown Type: D-CUP 2V

Pin Diameter (in): 0.927

Intake Valve Depth/Diameter: .280/2.168

Rod (mm): 144.78

Alloy: 390

Oversize: .040"

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

Base Number: KB159

Grade Type: Performance

Year To: 2018

Rod (in): 5.7

Pin Configuration: Centered

Exhaust Valve Depth/Diameter: .280/2.168