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KB Hyper Performance Piston Kit, KB172KTM.040
$451.99
MSRP: $501.63
You Save: $49.64 (10 %)
Ships directly from manufacturer.
Part Number: 806890
Brand: UEM Pistons
Manufacturer Part No: KB172KTM.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 KB172.040/1 Set 4125AM8.040
Centered pin. Made with Chevy 400 block and 350 crank.
Sold As: Kit with Rings
Engine Manufacturer: Chevrolet
Engine Family: Chevrolet SB V8 Gen I
Engine Displacement (Liters): 6.2
Engine Displacement (cubic inches): 377
Bore Size (in): 4.125
Bore Size (mm): 104.8
Crown (cc): +7cc
Compression Ratio: 58-11.5, 62-10.9, 64-10.7, 76-9.4
Top Land: 0.275
Pin Type: Press or Floating
Grade Type: Performance
Oversizes: STD, .020, .030, .040, .060
Compression Height IN: 1.561
Make for Engine Family: General Motors
Oversize: .040"
Compression Height MM: 39.6
Pin Diameter (in): 0.927
Year From: 1973
Intake Valve Depth/Diameter: .280/2.168
Rod (in): 5.7
Bore Diameter MM: 104.8
Lock: PRJ100-3
Bore Diameter IN: 4.125
Stroke (in): 3.48
Base Number: KB172
Piston Material: Cast 390 Hypereutectic Alloy
Crown Type: FLAT TOP 2V
Oversized: Yes
Pin Diameter (mm): 23.5
Pin Configuration: Centered
Pin Number: 0927x300K
Rod (mm): 144.78
OE Deck Height: 9.025
Year Range: 1973-2018
Year To: 2018
Alloy: 390
Stroke (mm): 88.4
Ring Pack: 5/64, 5/64, 3/16
Exhaust Valve Depth/Diameter: .280/2.168
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