KB Hyper Performance Piston Set, KB289.030

KB Hyper Piston - Chry Hemi 392 Rod 6.958 Flat Top +4cc 2V

Centered pin.

Sold As: Piston Set

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

Piston Head Type: Flat

Crown (cc): +4cc

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

Top Land: 0.379

Pin Type: Press or Floating

Rod (mm): 176.7332

Stroke (mm): 99.1

Rod (in): 6.958

Stroke (in): 3.9

Compression Height IN: 1.94

Oversized: Yes

Pin Configuration: Centered

Intake Valve Depth/Diameter: .273/2.250

Lock: PRH107-3

Bore Diameter IN: 4

Compression Height MM: 49.3

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

Year To: 2018

Pin Diameter (in): 0.984

Make for Engine Family: Mopar

Pin Diameter (mm): 25

OE Deck Height: 10.87

Crown Type: FLAT TOP 2V

Pin Number: 0984x300K

Oversize: .030"

Year Range: 1957-2018

Base Number: KB289

Alloy: 390

Exhaust Valve Depth/Diameter: .273/2.250

Piston Material: Cast 390 Hypereutectic Alloy

Year From: 1957

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