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KB Hyper Performance Piston Kit, KB290KTM.040
$466.99
MSRP: $518.70
You Save: $51.71 (10 %)
Ships directly from manufacturer.
Part Number: 807632
Brand: UEM Pistons
Manufacturer Part No: KB290KTM.040
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
1 Set KB290.040/1 Set 4000AM8.040
Centered pin.
Sold As: Kit with Rings
Engine Manufacturer: Chrysler
Engine Family: Mopar Hemi (early)
Engine Displacement (Liters): 6.4
Engine Displacement (cubic inches): 392
Bore Size (in): 4
Bore Size (mm): 101.6
Piston Head Type: Dome
Crown (cc): -22cc
Compression Ratio: 101-10.3, 104-10.0, 110-9.5
Top Land: 0.379
Pin Type: Press or Floating
Grade Type: Performance
Oversized: Yes
Pin Diameter (mm): 25
Intake Valve Depth/Diameter: .273/2.250
Year Range: 1957-2018
Piston Material: Cast 390 Hypereutectic Alloy
Bore Diameter IN: 4
Compression Height MM: 49.3
Compression Height IN: 1.94
Make for Engine Family: Mopar
Pin Configuration: Centered
Stroke (mm): 99.1
Rod (in): 6.958
Crown Type: .160" HEMI DOME 2V
Stroke (in): 3.9
Year From: 1957
Oversize: .040"
Year To: 2018
Ring Pack: 5/64, 5/64, 3/16
Rod (mm): 176.7332
Exhaust Valve Depth/Diameter: .273/2.250
Oversizes: STD, .030, .040, .060
Lock: PRH107-3
OE Deck Height: 10.87
Alloy: 390
Pin Number: 0984x300K
Base Number: KB290
Pin Diameter (in): 0.984
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