KB Hyper Performance Piston Kit, KB311KTM.040

1 Set KB311.040/1 Set 4000AM8.040

Centered pin. Designed for Trick Flow twisted wedge heads including "R" head.

Sold As: Kit with Rings

Engine Manufacturer: Ford

Engine Family: Ford SB V8 Windsor

Engine Displacement (Liters): 5

Engine Displacement (cubic inches): 302

Bore Size (in): 4

Bore Size (mm): 101.6

Crown (cc): +4cc

Compression Ratio: 61-9.5

Top Land: 0.275

Pin Type: Press or Floating

Pin Configuration: Centered

Rod (in): 5.09

Piston Material: Cast 390 Hypereutectic Alloy

Pin Number: 0912x300K

Year From: 1942

Oversize: .040"

Make for Engine Family: Ford

Crown Type: FLAT TOP 2V

OE Deck Height: 8.206

Compression Height IN: 1.608

Compression Height MM: 40.8

Bore Diameter IN: 4

Lock: PRL99-3

Year Range: 1942-2018

Rod (mm): 129.286

Ring Pack: 5/64, 5/64, 3/16

Intake Valve Depth/Diameter: .216/2.120

Pin Diameter (mm): 23.16

Oversized: Yes

Base Number: KB311

Stroke (in): 3

Stroke (mm): 76.2

Alloy: 390

Pin Diameter (in): 0.912

Year To: 2018

Exhaust Valve Depth/Diameter: .194/1.700

Grade Type: Performance

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