KB Hyper Performance Piston Set, KB132.020

KB Hyper Piston - Olds 455, Rod 6.735, Step Dish 30cc

Centered pin.

Sold As: Piston Set

Engine Manufacturer: Oldsmobile

Engine Family: Oldsmobile V8

Engine Displacement (Liters): 7.5

Engine Displacement (cubic inches): 455

Bore Size (in): 4.126

Bore Size (mm): 104.8

Piston Head Type: Dish

Crown (cc): +30cc

Compression Ratio: 70-9.7, 75-9.3, 80-8.9

Top Land: 0.3

Pin Type: Press or Floating

Alloy: 390

Intake Valve Depth/Diameter: .070/2.000

Oversized: Yes

OE Deck Height: 10.625

Pin Number: 0980x300K

Compression Height IN: 1.75

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

Rod (in): 6.735

Exhaust Valve Depth/Diameter: .070/2.000

Compression Height MM: 44.4

Bore Diameter MM: 104.8

Bore Diameter IN: 4.126

Crown Type: STEP DISH

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

Pin Configuration: Centered

Year From: 1968

Make for Engine Family: General Motors

Stroke (in): 4.25

Year Range: 1968-1976

Oversize: .020"

Base Number: KB132

Year To: 1976

Rod (mm): 171.069

Piston Material: Cast 390 Hypereutectic Alloy

Pin Diameter (in): 0.98

Stroke (mm): 108

Lock: PRH107-3

Pin Diameter (mm): 24.9