KB Hyper Performance Piston Kit, KB289KTM.060

1 Set KB289.060/1 Set 4000AM8.060

Centered pin.

Sold As: Kit with Rings

Engine Manufacturer: Chrysler

Engine Family: Mopar Hemi (early)

Engine Displacement (Liters): 6.4

Engine Displacement (cubic inches): 392

Bore Size (in): 4

Bore Size (mm): 101.6

Crown (cc): +4cc

Compression Ratio: 101-8.2, 104-8.0, 110-7.7

Top Land: 0.379

Pin Type: Press or Floating

Year To: 2018

Lock: PRH107-3

Pin Configuration: Centered

Stroke (mm): 99.1

Stroke (in): 3.9

Rod (mm): 176.7332

Pin Diameter (in): 0.984

Exhaust Valve Depth/Diameter: .273/2.250

Make for Engine Family: Mopar

Compression Height IN: 1.94

Bore Diameter IN: 4

Compression Height MM: 49.3

Pin Diameter (mm): 25

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

Crown Type: FLAT TOP 2V

Oversize: .060"

Rod (in): 6.958

Base Number: KB289

Grade Type: Performance

Oversized: Yes

OE Deck Height: 10.87

Pin Number: 0984x300K

Alloy: 390

Intake Valve Depth/Diameter: .273/2.250

Piston Material: Cast 390 Hypereutectic Alloy

Year Range: 1957-2018

Year From: 1957

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