KB Hyper Performance Piston Set, KB236.020

KB Hyper Piston - Chry 440, Rod 6.768, Step Head 1.+8cc 2V

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: Piston Set

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

Stroke (mm): 95.3

Year To: 1979

Pin Diameter (in): 1.094

Alloy: 390

Rod (mm): 171.9072

Rod (in): 6.768

Lock: PRF116-3

Exhaust Valve Depth/Diameter: .264/2.360

Piston Material: Cast 390 Hypereutectic Alloy

Bore Diameter IN: 4.32

Bore Diameter MM: 109.7

Compression Height MM: 52.2

Compression Height IN: 2.057

Stroke (in): 3.75

Pin Configuration: Centered

Pin Diameter (mm): 27.8

Base Number: KB236

Pin Number: 1.094x300K

Year From: 1966

Oversize: .020"

Intake Valve Depth/Diameter: .264/2.360

Oversized: Yes

Crown Type: STEP HEAD 2V

Year Range: 1966-1979

Make for Engine Family: Mopar

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

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

OE Deck Height: 10.725