KB Hyper Performance Piston Set, KB203.030

KB Hyper Piston - Chevy 454, Rod 6.135, CC Solid Dome -12cc 1V

Centered pin. CC=closed chamber head.

Sold As: Piston Set

Engine Manufacturer: Chevrolet

Engine Family: Chevrolet BB V8 Mark IV

Engine Displacement (Liters): 7.4

Engine Displacement (cubic inches): 454

Bore Size (in): 4.25

Bore Size (mm): 108

Piston Head Type: Dome

Crown (cc): -12cc

Compression Ratio: 96.5-11.0, 105-10.2, 108-9.9, 119-9.1

Top Land: 0.319

Pin Type: Press or Floating

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

Base Number: KB203

Rod (in): 6.135

Oversized: Yes

Lock: PRG110-3

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

Make for Engine Family: General Motors

Bore Diameter IN: 4.25

Compression Height MM: 41.7

Compression Height IN: 1.645

Bore Diameter MM: 108

Alloy: 390

Crown Type: .113" CC SOLID DOME 1V

Intake Valve Depth/Diameter: .266/2.310

Oversize: .030"

Year Range: 1970-2000

Pin Number: 0990x300K

Pin Diameter (in): 0.99

Rod (mm): 155.829

Piston Material: Cast 390 Hypereutectic Alloy

Stroke (in): 4

Pin Diameter (mm): 25.1

OE Deck Height: 9.8

Pin Configuration: Centered

Stroke (mm): 101.6

Year From: 1970

Year To: 2000