KB Hyper Performance Piston Set, KB280.060

KB Hyper Piston - Chry 450 Rod 6.768 Step Head -4.4cc 2V

.150" quench dome. Centered pin. Suggest checking quench dome with clay for clearance. Engine cannot be assembled without machining quench dome. Made from Chrysler 400 block. Use only stock rods.

Sold As: Piston Set

Engine Manufacturer: Chrysler

Engine Family: Mopar Big Block B

Engine Displacement (Liters): 7.4

Engine Displacement (cubic inches): 450

Bore Size (in): 4.342

Bore Size (mm): 110.3

Piston Head Type: Dome

Crown (cc): 0cc

Compression Ratio: 72-12.3, 80-11.3, 84-10.8, 88-10.4

Top Land: 0.275

Pin Type: Press or Floating

Alloy: 390

Make for Engine Family: Mopar

Bore Diameter IN: 4.342

Piston Material: Cast 390 Hypereutectic Alloy

Pin Diameter (in): 1.094

Intake Valve Depth/Diameter: .264/2.360

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

Pin Diameter (mm): 27.8

Bore Diameter MM: 110.3

Compression Height MM: 33.7

Compression Height IN: 1.327

Oversized: Yes

Pin Number: 1.0945x300K

Base Number: KB280

Rod (mm): 171.9072

Exhaust Valve Depth/Diameter: .264/2.360

Year Range: -

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

OE Deck Height: 9.98

Rod (in): 6.768

Stroke (mm): 95.3

Pin Configuration: Centered

Crown Type: STEP HEAD 2V

Lock: PRF116-3

Stroke (in): 3.75

Oversize: .060"