KB Hyper Performance Piston Kit, KB236KTM.030

1 Set KB236.030/1 Set 4320AM8.030

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

Compression Height IN: 2.057

Year Range: 1966-1979

Make for Engine Family: Mopar

Rod (mm): 171.9072

Lock: PRF116-3

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

Piston Material: Cast 390 Hypereutectic Alloy

OE Deck Height: 10.725

Base Number: KB236

Compression Height MM: 52.2

Bore Diameter IN: 4.32

Bore Diameter MM: 109.7

Year From: 1966

Pin Configuration: Centered

Exhaust Valve Depth/Diameter: .264/2.360

Grade Type: Performance

Alloy: 390

Rod (in): 6.768

Crown Type: STEP HEAD 2V

Oversize: .030"

Pin Diameter (in): 1.094

Intake Valve Depth/Diameter: .264/2.360

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

Year To: 1979

Pin Diameter (mm): 27.8

Stroke (mm): 95.3

Stroke (in): 3.75

Pin Number: 1.094x300K

Oversized: Yes