KB Hyper Performance Piston Kit, KB253KTM.040

1 Set KB253.040/1 Set 4000BM8.040

Centered pin, 2.5" long. Made with Chevy 350 SB. Lightweight version.

Sold As: Kit with Rings

Engine Manufacturer: Chevrolet

Engine Family: Chevrolet SB V8 Gen I

Engine Displacement (Liters): 6.3

Engine Displacement (cubic inches): 383

Bore Size (in): 4

Bore Size (mm): 101.6

Crown (cc): +7cc

Compression Ratio: 58-11.7, 62-11.1, 64-10.9, 76-9.6

Top Land: 0.275

Pin Type: Press or Floating

Base Number: KB253

Crown Type: FLAT TOP 2V

Pin Configuration: Centered

Exhaust Valve Depth/Diameter: .280/2.168

Oversize: .040"

Compression Height IN: 1.433

Year Range: -

Bore Diameter IN: 4

Piston Material: Cast 390 Hypereutectic Alloy

Pin Diameter (in): 0.927

Intake Valve Depth/Diameter: .280/2.168

Compression Height MM: 36.4

Stroke (in): 3.75

Alloy: 390

Rod (mm): 144.78

Pin Diameter (mm): 23.5

Grade Type: Performance

Lock: PRJ100-3

Rod (in): 5.7

Pin Number: 0927X216K

Stroke (mm): 95.3

OE Deck Height: 9.025

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

Oversized: Yes

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

Make for Engine Family: General Motors