Search
Browse Categories

Click image to enlarge

KB Hyper Performance Piston Kit, KB398KTD.STD

KB Hyper Performance Piston Kit, KB398KTD.STD0

KB Hyper Performance Piston Kit, KB398KTD.STD

$523.99
MSRP: $581.57
You Save: $57.58 (10 %)
 Ships directly from manufacturer.
Part Number: 808085
Brand: UEM Pistons
Manufacturer Part No: KB398KTD.STD
UPC: 800745170095
Mfg Warranty:  
Heavy Duty Pros Quality Aftermarket Parts

Superior Quality Parts: Heavy Duty Pros parts meet and exceed the OEM quality specifications.

Heavy Duty Pros Fast Shipping Aftermarket Parts

Fast Shipping: We ship from warehouses across the US to ensure the quickest delivery.

Heavy Duty Pros Customer Service Aftermarket Parts

Expert Technical Advice: Industry repair technicians are standing by to provide expert advice for your repair.

Heavy Duty Pros Competitive Savings on Aftermarket Parts

Huge Savings: We offer competitive online pricing for significant savings.

Product Details & Specifications
1 Set KB398.STD/1 Set 4250BD8.005

Centered pin. Spacer ring included. Made from Chevy 454 BB. CC=closed chamber head.

Sold As: Kit with Rings

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: Dome

Crown (cc): -17cc

Compression Ratio: 96.5-12.3, 105-11.3, 108-11.0, 119-10.0

Top Land: 0.312

Pin Type: Press or Floating

Bore Diameter IN: 4.25

Year Range: -

Rod (in): 6.385

Stroke (mm): 108

Compression Height IN: 1.27

Bore Diameter MM: 108

Grade Type: Performance

Alloy: 390

Crown Type: .180" CC SOLID DOME 1V

Oversized: No

Compression Height MM: 32.3

Pin Number: 0990x300K

Rod (mm): 162.179

Intake Valve Depth/Diameter: .266/2.310

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

Stroke (in): 4.25

OE Deck Height: 9.8

Base Number: KB398

Lock: PRG110-3

Piston Material: Cast 390 Hypereutectic Alloy

Pin Diameter (mm): 25.1

Oversize: STD

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

Make for Engine Family: General Motors

Pin Diameter (in): 0.99

Pin Configuration: Centered