KB Hyper Performance Piston Kit, KB260KTM.040

1 Set KB260.040/1 Set 4000BM8.040

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

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: 0.27

Pin Type: Press or Floating

Compression Height IN: 1.261

Compression Height MM: 32

Oversized: Yes

Crown Type: FLAT TOP 2V

Alloy: 390

Stroke (mm): 88.4

Base Number: KB260

Intake Valve Depth/Diameter: .280/2.168

Bore Diameter IN: 4

Pin Diameter (in): 0.927

OE Deck Height: 9.025

Piston Material: Cast 390 Hypereutectic Alloy

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

Lock: PRJ100-3

Pin Configuration: Centered

Pin Diameter (mm): 23.5

Oversize: .040"

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

Pin Number: 0927X216K

Year Range: 1958-2007

Rod (in): 6

Grade Type: Performance

Year From: 1958

Stroke (in): 3.48

Year To: 2007

Exhaust Valve Depth/Diameter: .280/2.168

Rod (mm): 152.4

Make for Engine Family: General Motors