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KB Hyper Performance Piston Set, KB280.020
$457.99
MSRP: $508.32
You Save: $50.33 (10 %)
Ships directly from manufacturer.
Piston rings not included
Part Number: 807557
Brand: UEM Pistons
Manufacturer Part No: KB280.020
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
KB Hyper Piston - Chry 450 Rod 6.768 Step Head -4.4cc 2V
.150" quench dome. Centered pin. Suggest checking quench dome with clay for clearance. Engine cannot be assembled without machining quench dome. Made from Chrysler 400 block. Use only stock rods.
Sold As: Piston Set
Engine Manufacturer: Chrysler
Engine Family: Mopar Big Block B
Engine Displacement (Liters): 7.4
Engine Displacement (cubic inches): 450
Bore Size (in): 4.342
Bore Size (mm): 110.3
Piston Head Type: Dome
Crown (cc): 0cc
Compression Ratio: 72-12.3, 80-11.3, 84-10.8, 88-10.4
Top Land: 0.275
Pin Type: Press or Floating
Ring Pack: 5/64, 5/64, 3/16
Pin Configuration: Centered
Oversized: Yes
Oversize: .020"
Alloy: 390
Stroke (mm): 95.3
Bore Diameter IN: 4.342
Rod (in): 6.768
Compression Height MM: 33.7
Compression Height IN: 1.327
Oversizes: STD, .020, .030, .040, .060
Bore Diameter MM: 110.3
Pin Number: 1.0945x300K
Make for Engine Family: Mopar
Pin Diameter (mm): 27.8
OE Deck Height: 9.98
Year Range: -
Exhaust Valve Depth/Diameter: .264/2.360
Base Number: KB280
Crown Type: STEP HEAD 2V
Pin Diameter (in): 1.094
Piston Material: Cast 390 Hypereutectic Alloy
Lock: PRF116-3
Rod (mm): 171.9072
Intake Valve Depth/Diameter: .264/2.360
Stroke (in): 3.75
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