KB Hyper Performance Piston Kit, KB184KTM.020

1 Set KB184.020/1 Set 4320AM8.020

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: 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): -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

Bore Diameter IN: 4.32

Alloy: 390

Compression Height MM: 50.6

Bore Diameter MM: 109.7

Year Range: 1966-1979

Pin Configuration: Centered

OE Deck Height: 10.725

Compression Height IN: 1.992

Make for Engine Family: Mopar

Year To: 1979

Rod (mm): 171.9072

Exhaust Valve Depth/Diameter: .200/2.360

Pin Diameter (mm): 27.8

Crown Type: QUENCH HEAD 2V

Lock: PRF116-3

Pin Diameter (in): 1.094

Base Number: KB184

Rod (in): 6.768

Stroke (in): 3.75

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

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

Year From: 1966

Stroke (mm): 95.3

Oversized: Yes

Grade Type: Performance

Pin Number: 1.094x300K

Intake Valve Depth/Diameter: .200/2.360

Piston Material: Cast 390 Hypereutectic Alloy

Oversize: .020"