KB Hypereutectic Pistons · KB290.STD
Part #: KB290.STD
UPC: 800745090737
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Description: KB Hyper Piston - Chry Hemi 392 Rod 6.958 Hemi Dome -22cc 2V; 4.000" STD, .160" Hemi Dome -22cc w/2 Valve Reliefs,Top Ring:5/64", 2nd Ring: 5/64", Oil Ring: 3/16", Comp Ratios:10.3/101cc,10.0/104cc,9.5/110cc,Gram weight 586/132, INT-Valve Depth/DIA .273-2.250", EX-Relief Depth/Dia .273-2.250"
Description:
Description
KB Series Hypereutectic 390 Alloy with 16% Silicon is a High Performance Piston for Marine, Drag, Circle Track and Towng. Fully machined head and valve reliefs. Mini Grooves to reduce scuffing if overheated. Accumulator Grove aids with compression ring seal. Triple Spiral Lock Rings. Machined in Oil Returns. CNC machined pin bores produce straight and accurately sized bores. Diamond finished skirts.
Features & benefits
- Bore: 4.000" STD
- Stroke: 3.900
- Comp HT: 1.940
- O.E Deck HT: 10.870
- Lock Ring:PRH107-3
- .160" HemiDome -22cc w/2 Valve Reliefs
- Centered Pin
- Pin Size:0.9842/ Pin# 0984X300K
- Ring Set: 4000AM8
Specifications
- GTIN
- 00800745090737
- Life cycle
- Available to Order
- AAM brand code
- KBP
- Warehouse brand code
- BJDT
- AAIA brand code
- BJDT
Attributes
- Alloy
- 390
- Base Number
- KB290
- Bore (in)
- 4
- Bore (mm)
- 101.6
- Compression Ratio
- 101-10.3, 104-10.0, 110-9.5
- Crown (cc)
- -22cc
- Crown Type
- .160" HEMI DOME 2V
- Eng. Disp Liters
- 6.4
- Eng. Disp. In.
- 392
- Engine Family
- Mopar Hemi (early)
- Engine Manufacturer
- Chrysler
- Exhaust Valve Depth/diameter
- .273/2.250
- Intake Valve Depth/diameter
- .273/2.250
- Lock
- PRH107-3
- Make For Engine Family
- Mopar
- Oe Deck Height
- 10.87
- Oversize
- STD
- Oversizes
- STD .030 .040 .060
- Pin Configuration
- Centered
- Pin Diameter (in)
- .984
- Pin Diameter (mm)
- 25.0
- Pin Number
- 0984x300K
- Pin Type
- Press or Floating
- Ring Pack
- 5/64, 5/64, 3/16
- Rod (in)
- 6.958
- Rod (mm)
- 176.7332
- Sold As
- PISTON SET
- Stroke (in)
- 3.9
- Stroke (mm)
- 99.1
- Top Land
- .379
- Year From
- 1957
- Year Range
- 1957-2018
- Year To
- 2018
Fitment status
This product is universal and will fit your application.
Resources
KB Hypereutectic Pistons KB290.STD
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