KB Hyper Performance Piston Kit, KB283KTM.030

1 Set KB283.030/1 Set 4000BM8.030

Centered pin. 2.5" long, 2 symmetrical valve reliefs. Spacer ring included. Northstar rod.

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

Crown (cc): +6cc

Compression Ratio: 58-11.1, 62-10.5, 64-10.3, 76-9.1

Top Land: 0.275

Pin Type: Press or Floating

Grade Type: Performance

Pin Diameter (mm): 23.5

Oversizes: .030, .040, .060

Make for Engine Family: General Motors

Compression Height IN: 1.065

Alloy: 390

Crown Type: FLAT TOP 2V

Rod (in): 6.2

Bore Diameter IN: 4

Year To: 2007

Year From: 1958

Compression Height MM: 27

Stroke (in): 3.48

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

Oversized: Yes

Pin Configuration: Centered

Pin Diameter (in): 0.927

Stroke (mm): 88.4

Year Range: 1958-2007

Oversize: .030"

OE Deck Height: 9.025

Intake Valve Depth/Diameter: .280/2.168

Rod (mm): 157.48

Base Number: KB283

Lock: PRJ100-3

Piston Material: Cast 390 Hypereutectic Alloy

Pin Number: 0927X216K

Exhaust Valve Depth/Diameter: .280/2.168