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KB Hyper Performance Piston Set, KB139.020

KB Hyper Performance Piston Set, KB139.020

$396.99
MSRP: $440.40
You Save: $43.41 (10 %)
 Ships directly from manufacturer.
 Piston rings not included
Part Number: 806571
Brand: UEM Pistons
Manufacturer Part No: KB139.020
UPC: 800745046420
Mfg Warranty:  
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Product Details & Specifications
KB Hyper Piston - Chevy 400, Rod 5.700, Flat Top +7cc 2V

Centered pin.

Sold As: Piston Set

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

Piston Head Type: Flat

Crown (cc): +7cc

Compression Ratio: 58-12.3, 62-11.7, 64-11.4, 76-10.0

Top Land: 0.275

Pin Type: Press or Floating

Piston Material: Cast 390 Hypereutectic Alloy

Lock: PRJ100-3

Pin Number: 0927x300K

Rod (mm): 144.78

Year Range: 1970-2018

Intake Valve Depth/Diameter: .280/2.168

Compression Height MM: 36.4

Bore Diameter MM: 104.8

Exhaust Valve Depth/Diameter: .280/2.168

Pin Diameter (mm): 23.5

Bore Diameter IN: 4.125

Compression Height IN: 1.433

Ring Pack: 1/16, 1/16, 3/16

OE Deck Height: 9.025

Stroke (mm): 95.3

Oversizes: STD, .020, .030, .040, .060

Stroke (in): 3.75

Oversized: Yes

Year To: 2018

Base Number: KB139

Oversize: .020"

Alloy: 390

Year From: 1970

Pin Configuration: Centered

Rod (in): 5.7

Make for Engine Family: General Motors

Pin Diameter (in): 0.927

Crown Type: FLAT TOP 2V