KB Hyper Performance Piston Set, KB236.060

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

Rod (in): 6.768

Pin Diameter (in): 1.094

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

Alloy: 390

Stroke (in): 3.75

Base Number: KB236

OE Deck Height: 10.725

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

Bore Diameter IN: 4.32

Compression Height MM: 52.2

Bore Diameter MM: 109.7

Compression Height IN: 2.057

Stroke (mm): 95.3

Crown Type: STEP HEAD 2V

Intake Valve Depth/Diameter: .264/2.360

Make for Engine Family: Mopar

Year Range: 1966-1979

Oversized: Yes

Pin Number: 1.094x300K

Oversize: .060"

Year From: 1966

Pin Diameter (mm): 27.8

Rod (mm): 171.9072

Lock: PRF116-3

Piston Material: Cast 390 Hypereutectic Alloy

Exhaust Valve Depth/Diameter: .264/2.360

Year To: 1979

Pin Configuration: Centered