KB Hyper Performance Piston Kit, KB207KTD.030

1 Set KB207.030/1 Set 4250BD8.035

Centered pin. OC=open chamber head.

Sold As: Kit with Rings

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): -26cc

Compression Ratio: 119-10.2

Top Land: 0.311

Pin Type: Press or Floating

Year From: 1970

Compression Height IN: 1.645

Year Range: 1970-2000

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

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

Intake Valve Depth/Diameter: .266/2.310

Rod (mm): 155.829

Base Number: KB207

Bore Diameter IN: 4.25

Compression Height MM: 41.7

Bore Diameter MM: 108

Stroke (mm): 101.6

Pin Number: 0990x300K

Lock: PRG110-3

Piston Material: Cast 390 Hypereutectic Alloy

Grade Type: Performance

Crown Type: .250" OC HOLLOW DOME 1V

Alloy: 390

Make for Engine Family: General Motors

Pin Configuration: Centered

Oversize: .030"

Year To: 2000

Pin Diameter (in): 0.99

Stroke (in): 4

OE Deck Height: 9.8

Rod (in): 6.135

Oversized: Yes

Pin Diameter (mm): 25.1