KB Hyper Performance Piston Kit, KB236KTM.STD

1 Set KB236.STD/1 Set 4320AM8.STD

Centered pin. Compression height of this piston is 2.057". .075" quench dome. Suggest checking quench dome with clay for clearance. Closed chamber heads require the quench dome to be machined down.

Sold As: Kit with Rings

Engine Manufacturer: Chrysler

Engine Family: Mopar Big Block RB

Engine Displacement (Liters): 7.2

Engine Displacement (cubic inches): 440

Bore Size (in): 4.32

Bore Size (mm): 109.7

Piston Head Type: Dome

Crown (cc): +6cc

Compression Ratio: 72-11.5, 80-10.7, 84-10.3, 88-9.9

Top Land: 0.22

Pin Type: Press or Floating

Year From: 1966

Grade Type: Performance

Exhaust Valve Depth/Diameter: .264/2.360

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

Stroke (in): 3.75

Crown Type: STEP HEAD 2V

Stroke (mm): 95.3

Rod (in): 6.768

Year To: 1979

Pin Number: 1.094x300K

Compression Height IN: 2.057

Bore Diameter IN: 4.32

Bore Diameter MM: 109.7

Compression Height MM: 52.2

Alloy: 390

Intake Valve Depth/Diameter: .264/2.360

Piston Material: Cast 390 Hypereutectic Alloy

Pin Configuration: Centered

Lock: PRF116-3

Pin Diameter (mm): 27.8

Year Range: 1966-1979

Base Number: KB236

Make for Engine Family: Mopar

Rod (mm): 171.9072

Pin Diameter (in): 1.094

OE Deck Height: 10.725

Oversized: No

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

Oversize: STD