KB Hyper Performance Piston Kit, KB171KTM.020

1 Set KB171.020/1 Set 4000BM8.020

Centered pin. Must machine valve reliefs. Valve backing for 2-valve design.

Sold As: Kit with Rings

Engine Manufacturer: Chevrolet

Engine Family: Chevrolet SB V8 Gen I

Engine Displacement (Liters): 5.7

Engine Displacement (cubic inches): 350

Bore Size (in): 4

Bore Size (mm): 101.6

Compression Ratio: Backing for 2 valve reliefs.

Top Land: 0.223

Pin Type: Press or Floating

Rod (mm): 144.78

Base Number: KB171

Pin Number: 0927X300K

OE Deck Height: 9.025

Bore Diameter IN: 4

Compression Height IN: 1.561

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

Oversizes: STD, .020, .030, .040, .060, .080

Piston Material: Cast 390 Hypereutectic Alloy

Pin Diameter (in): 0.927

Compression Height MM: 39.6

Pin Diameter (mm): 23.5

Stroke (in): 3.48

Grade Type: Performance

Crown Type: FLAT TOP No Valve Reliefs

Rod (in): 5.7

Year From: 1958

Stroke (mm): 88.4

Oversize: .020"

Lock: PRJ100-3

Make for Engine Family: General Motors

Oversized: Yes

Pin Configuration: Centered

Year Range: 1958-2007

Alloy: 390

Year To: 2007