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KB Hyper Performance Piston Kit, KB277KTM.040
$474.99
MSRP: $526.98
You Save: $51.99 (10 %)
Ships directly from manufacturer.
Part Number: 807554
Brand: UEM Pistons
Manufacturer Part No: KB277KTM.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 KB277.040/1 Set 4125AM8.040
Centered pin.
Sold As: Kit with Rings
Engine Manufacturer: Oldsmobile
Engine Family: Oldsmobile V8
Engine Displacement (Liters): 7.5
Engine Displacement (cubic inches): 455
Bore Size (in): 4.126
Bore Size (mm): 104.8
Piston Head Type: Dish
Crown (cc): +15cc
Compression Ratio: 70-11.1, 75-10.6, 80-10.1
Top Land: 0.21
Pin Type: Press or Floating
Base Number: KB277
Lock: PRH107-3
Pin Configuration: Centered
Compression Height MM: 44.5
Oversized: Yes
Rod (in): 6.735
Ring Pack: 5/64, 5/64, 3/16
Grade Type: Performance
Stroke (mm): 108
Compression Height IN: 1.75
Bore Diameter MM: 104.8
Bore Diameter IN: 4.126
Year From: 1968
Pin Diameter (mm): 24.9
Year To: 1976
Crown Type: D-CUP
Oversize: .040"
Alloy: 390
OE Deck Height: 10.625
Stroke (in): 4.25
Pin Diameter (in): 0.98
Rod (mm): 171.069
Piston Material: Cast 390 Hypereutectic Alloy
Oversizes: STD, .020, .030, .040, .060
Make for Engine Family: General Motors
Pin Number: 0980x300K
Year Range: 1968-1976
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