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KB Hyper Performance Piston Kit, KB128KTM.020
$487.99
MSRP: $541.26
You Save: $53.27 (10 %)
Ships directly from manufacturer.
Part Number: 806465
Brand: UEM Pistons
Manufacturer Part No: KB128KTM.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 KB128.020/1 Set 4125BM8.020
Centered pin. Spacer ring included.
Sold As: Kit with Rings
Engine Manufacturer: Chevrolet
Engine Family: Chevrolet SB V8 Gen I
Engine Displacement (Liters): 6.6
Engine Displacement (cubic inches): 400
Bore Size (in): 4.125
Bore Size (mm): 104.8
Crown (cc): +7cc
Compression Ratio: 58-12.3, 62-11.7, 64-11.64, 76-10.0
Top Land: 0.275
Pin Type: Press or Floating
Year Range: 1970-2018
Pin Number: 0927x300K
Year From: 1970
Alloy: 390
Crown Type: FLAT TOP 2V
Stroke (in): 3.75
Compression Height IN: 1.13
Oversizes: STD, .020, .030, .040, .060
Base Number: KB128
Compression Height MM: 28.7
Bore Diameter MM: 104.8
Bore Diameter IN: 4.125
Stroke (mm): 95.3
Grade Type: Performance
Pin Diameter (in): 0.927
Oversized: Yes
Ring Pack: 1/16, 1/16, 3/16
Oversize: .020"
OE Deck Height: 9.025
Lock: PRJ100-3
Piston Material: Cast 390 Hypereutectic Alloy
Rod (mm): 152.4
Year To: 2018
Pin Diameter (mm): 23.5
Make for Engine Family: General Motors
Pin Configuration: Centered
Intake Valve Depth/Diameter: .280/2.168
Rod (in): 6
Exhaust Valve Depth/Diameter: .280/2.168
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