KB Hyper Performance Piston Set, KB224.070

KB Hyper - Chevy 489 Rod 6.135 Flat Top +3cc 1V;489 Rod 6.535 Flat Top +3cc 1V

Centered pin. Made from Chevy 454 BB tall block.

Sold As: Piston Set

Engine Manufacturer: Chevrolet

Engine Family: Chevrolet BB V8 Mark IV

Engine Displacement (Liters): 8

Engine Displacement (cubic inches): 489

Bore Size (in): 4.25

Bore Size (mm): 108

Piston Head Type: Flat

Crown (cc): +3cc

Compression Ratio: 96.5-10.2, 105-9.5, 108-9.3, 119-8.6

Top Land: 0.308

Pin Type: Press or Floating

Oversize: .070"

Bore Diameter MM: 108

Compression Height MM: 38.6

Bore Diameter IN: 4.25

Compression Height IN: 1.52

OE Deck Height: 9.8

Lock: PRG110-3

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

Crown Type: FLAT TOP 1V

Pin Number: 0990x300K

Oversizes: STD, .030, .040, .060, .070, .100

Year Range: -

Pin Diameter (in): 0.99

Piston Material: Cast 390 Hypereutectic Alloy

Rod (mm): 155.829

Intake Valve Depth/Diameter: .266/2.310

Stroke (in): 4.25

Pin Configuration: Centered

Make for Engine Family: General Motors

Base Number: KB224

Pin Diameter (mm): 25.1

Stroke (mm): 108

Rod (in): 6.135

Alloy: 390

Oversized: Yes