KB Hyper Performance Piston Kit, KB171KTM.030

1 Set KB171.030/1 Set 4000BM8.030

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

OE Deck Height: 9.025

Rod (in): 5.7

Lock: PRJ100-3

Piston Material: Cast 390 Hypereutectic Alloy

Pin Diameter (in): 0.927

Year From: 1958

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

Year Range: 1958-2007

Bore Diameter IN: 4

Compression Height IN: 1.561

Compression Height MM: 39.6

Pin Number: 0927X300K

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

Grade Type: Performance

Make for Engine Family: General Motors

Oversized: Yes

Alloy: 390

Stroke (in): 3.48

Crown Type: FLAT TOP No Valve Reliefs

Pin Configuration: Centered

Base Number: KB171

Pin Diameter (mm): 23.5

Oversize: .030"

Year To: 2007

Stroke (mm): 88.4