KB Hyper Performance Piston Kit, KB312KTM.STD

1 Set KB312.STD/1 Set 4000AM8.STD

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

Piston Head Type: Dome

Crown (cc): -3cc

Compression Ratio: 61-10.4

Top Land: 0.275

Pin Type: Press or Floating

Pin Configuration: Centered

Base Number: KB312

OE Deck Height: 8.206

Rod (in): 5.09

Lock: PRL99-3

Stroke (in): 3

Pin Number: 0912x300K

Pin Diameter (in): 0.912

Crown Type: .128" SOLID DOME 2V

Compression Height IN: 1.608

Bore Diameter IN: 4

Compression Height MM: 40.8

Rod (mm): 129.286

Year From: 1942

Intake Valve Depth/Diameter: .216/2.120

Oversized: No

Year Range: 1942-2018

Pin Diameter (mm): 23.16

Stroke (mm): 76.2

Grade Type: Performance

Oversize: STD

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

Make for Engine Family: Ford

Alloy: 390

Exhaust Valve Depth/Diameter: .194/1.700

Piston Material: Cast 390 Hypereutectic Alloy

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

Year To: 2018