KB Hyper Performance Piston Kit, KB184KTM.040

1 Set KB184.040/1 Set 4320AM8.040

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

Year To: 1979

Bore Diameter MM: 109.7

Pin Number: 1.094x300K

Exhaust Valve Depth/Diameter: .200/2.360

Stroke (in): 3.75

Stroke (mm): 95.3

Pin Diameter (mm): 27.8

Year Range: 1966-1979

Pin Configuration: Centered

Compression Height MM: 50.6

Bore Diameter IN: 4.32

Compression Height IN: 1.992

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

OE Deck Height: 10.725

Intake Valve Depth/Diameter: .200/2.360

Crown Type: QUENCH HEAD 2V

Year From: 1966

Make for Engine Family: Mopar

Oversized: Yes

Lock: PRF116-3

Pin Diameter (in): 1.094

Rod (mm): 171.9072

Oversize: .040"

Grade Type: Performance

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

Rod (in): 6.768

Piston Material: Cast 390 Hypereutectic Alloy

Alloy: 390

Base Number: KB184