KB Hyper Performance Piston Set, KB389.004

KB Hyper Piston - Chevy 540 Rod 6.385 Step Dish +10cc 1V

Centered pin. Includes spacer ring.

Sold As: Piston Set

Engine Manufacturer: Chevrolet

Engine Family: Chevrolet BB V8 Gen V

Engine Displacement (Liters): 8.9

Engine Displacement (cubic inches): 540

Bore Size (in): 4.466

Bore Size (mm): 113.4

Piston Head Type: Dish

Crown (cc): +10cc

Compression Ratio: 96.5-10.5, 105-9.8, 108-9.6, 119-8.9

Top Land: 0.312

Pin Type: Press or Floating

Piston Material: Cast 390 Hypereutectic Alloy

Stroke (mm): 108

Intake Valve Depth/Diameter: .279/2.400

OE Deck Height: 9.8

Pin Diameter (mm): 25.1

Crown Type: STEP DISH 1V

Oversize: .004"

Bore Diameter IN: 4.466

Compression Height MM: 32.3

Bore Diameter MM: 113.4

Compression Height IN: 1.27

Oversizes: .004, .034, .064, .100, .134

Base Number: KB389

Pin Number: 0990x300K

Stroke (in): 4.25

Oversized: Yes

Make for Engine Family: General Motors

Ring Pack: 1/16, 1/16, 3/16

Pin Diameter (in): 0.99

Pin Configuration: Centered

Rod (in): 6.385

Alloy: 390

Lock: PRG110-3

Rod (mm): 162.179

Year Range: -