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KB Hyper Performance Piston Kit, KB400KTM.040
$489.99
MSRP: $544.28
You Save: $54.29 (10 %)
Ships directly from manufacturer.
Part Number: 808109
Brand: UEM Pistons
Manufacturer Part No: KB400KTM.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 KB400.040/1 Set 4250AM8.040
Centered pin.
Sold As: Kit with Rings
Engine Manufacturer: Chrysler
Engine Family: Mopar Big Block B
Engine Displacement (Liters): 6.3
Engine Displacement (cubic inches): 383
Bore Size (in): 4.25
Bore Size (mm): 108
Piston Head Type: Dome
Compression Ratio: 72-10.7, 80-9.8, 84-9.4, 88-9.1
Top Land: 0.275
Pin Type: Press or Floating
Year From: 1931
Pin Diameter (mm): 27.8
Compression Height IN: 1.908
Pin Configuration: Centered
Oversized: Yes
Base Number: KB400
Ring Pack: 5/64, 5/64, 3/16
Alloy: 390
Compression Height MM: 48.5
Bore Diameter IN: 4.25
Rod (mm): 161.4932
Rod (in): 6.358
Pin Diameter (in): 1.094
Bore Diameter MM: 108
Oversizes: STD, .020, .030, .040, .060
Make for Engine Family: Mopar
Crown Type: .220" SOLID DOME 2V
Year Range: 1931-1973
Lock: PRF116-3
Exhaust Valve Depth/Diameter: .265/2.360
Pin Number: 1.094x300K
Year To: 1973
Stroke (mm): 85.9
Grade Type: Performance
Oversize: .040"
Piston Material: Cast 390 Hypereutectic Alloy
Intake Valve Depth/Diameter: .265/2.360
OE Deck Height: 9.98
Stroke (in): 3.38
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