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KB Hyper Performance Piston Set, KB389.004
$386.99
MSRP: $429.48
You Save: $42.49 (10 %)
Ships directly from manufacturer.
Piston rings not included
Part Number: 808052
Brand: UEM Pistons
Manufacturer Part No: KB389.004
Superior Quality Parts: Heavy Duty Pros parts meet and exceed the OEM quality specifications.
Fast Shipping: We ship from warehouses across the US to ensure the quickest delivery.
Expert Technical Advice: Industry repair technicians are standing by to provide expert advice for your repair.
Huge Savings: We offer competitive online pricing for significant savings.
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Product Details & Specifications
KB Hyper Piston - Chevy 540 Rod 6.385 Step Dish +10cc 1V
Centered pin. Includes spacer ring.
Sold As: Piston Set
Engine Manufacturer: Chevrolet
Engine Family: Chevrolet BB V8 Gen V
Engine Displacement (Liters): 8.9
Engine Displacement (cubic inches): 540
Bore Size (in): 4.466
Bore Size (mm): 113.4
Piston Head Type: Dish
Crown (cc): +10cc
Compression Ratio: 96.5-10.5, 105-9.8, 108-9.6, 119-8.9
Top Land: 0.312
Pin Type: Press or Floating
Piston Material: Cast 390 Hypereutectic Alloy
Stroke (mm): 108
Intake Valve Depth/Diameter: .279/2.400
OE Deck Height: 9.8
Pin Diameter (mm): 25.1
Crown Type: STEP DISH 1V
Oversize: .004"
Bore Diameter IN: 4.466
Compression Height MM: 32.3
Bore Diameter MM: 113.4
Compression Height IN: 1.27
Oversizes: .004, .034, .064, .100, .134
Base Number: KB389
Pin Number: 0990x300K
Stroke (in): 4.25
Oversized: Yes
Make for Engine Family: General Motors
Ring Pack: 1/16, 1/16, 3/16
Pin Diameter (in): 0.99
Pin Configuration: Centered
Rod (in): 6.385
Alloy: 390
Lock: PRG110-3
Rod (mm): 162.179
Year Range: -
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