KB Hyper Performance Piston Set, KB184.030

KB Hyper Piston - Chry 440, Rod 6.768, Step Head.140 -3.5cc 2V

Compression height of this piston is 1.992". .140" quench dome. Suggest checking quench dome with clay for clearance. Centered pin. 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): -3.5cc

Compression Ratio: 72-10.4, 80-9.7, 84-9.3, 88-8.9

Top Land: 0.23

Pin Type: Press or Floating

Rod (mm): 171.9072

Oversized: Yes

Make for Engine Family: Mopar

Year From: 1966

Pin Number: 1.094x300K

Piston Material: Cast 390 Hypereutectic Alloy

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

Base Number: KB184

Lock: PRF116-3

Compression Height MM: 50.6

Bore Diameter MM: 109.7

Bore Diameter IN: 4.32

Compression Height IN: 1.992

Pin Diameter (in): 1.094

Oversize: .030"

Intake Valve Depth/Diameter: .200/2.360

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

OE Deck Height: 10.725

Stroke (mm): 95.3

Rod (in): 6.768

Pin Diameter (mm): 27.8

Pin Configuration: Centered

Crown Type: QUENCH HEAD 2V

Alloy: 390

Stroke (in): 3.75

Exhaust Valve Depth/Diameter: .200/2.360

Year To: 1979

Year Range: 1966-1979