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KB Hyper Performance Piston Kit, KB373KTM.020
$457.99
MSRP: $508.67
You Save: $50.68 (10 %)
Ships directly from manufacturer.
Part Number: 807987
Brand: UEM Pistons
Manufacturer Part No: KB373KTM.020
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 KB373.020/1 Set 4000AM8.020
Centered pin. Piston may protrude on 1992 & up Magnum truck blocks. Quench dome elevated.085". Machining required to achieve optimum quench. Will not work with Magnum or Edelbrock closed chamber heads.
Sold As: Kit with Rings
Engine Manufacturer: Chrysler
Engine Family: Mopar Small Block LA
Engine Displacement (Liters): 5.9
Engine Displacement (cubic inches): 360
Bore Size (in): 4
Bore Size (mm): 101.6
Piston Head Type: Dome
Crown (cc): +2.8cc
Compression Ratio: 62-11.2, 64-11.0, 68-10.5, 72-10.0
Top Land: 0.275
Pin Type: Press or Floating
Stroke (mm): 90.9
Grade Type: Performance
Stroke (in): 3.58
Rod (mm): 155.5242
Bore Diameter IN: 4
Oversizes: STD, .020, .030, .040, .060
Year To: 2009
Pin Number: 0984x300K
Compression Height IN: 1.675
Oversize: .020"
Piston Material: Cast 390 Hypereutectic Alloy
Compression Height MM: 42.5
Exhaust Valve Depth/Diameter: .286/2.200
Oversized: Yes
Alloy: 390
OE Deck Height: 9.599
Pin Diameter (mm): 25
Intake Valve Depth/Diameter: .286/2.200
Base Number: KB373
Ring Pack: 5/64, 5/64, 3/16
Pin Diameter (in): 0.984
Lock: PRH107-3
Make for Engine Family: Mopar
Crown Type: QUENCH HEAD 2V
Rod (in): 6.123
Year Range: 1958-2009
Pin Configuration: Centered
Year From: 1958
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