KB Hypereutectic Pistons · SKB280R.040
Part #: SKB280R.040
UPC: 800745062666
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Description: KB Hyper Right Single Piston - Chry 450 Rod 6.768 Step Head -4.4cc 2V; 4.342+.040", Step Head 0cc w/2 V,Top Ring:5/64", 2nd Ring: 5/64", Oil Ring: 3/16", Comp Ratios: 12.3/72cc,11.3/80cc,10.8/84cc,10.4/88cc,Gram weight 548/190, INT-Valve Depth/DIA .264-2.360", EX-Relief Depth/Dia .264-2.360"
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: 4.342+.040"
- Made fromm Chrysler 400 block
- Use only stock rods
- Pin Size:1.0940/ Pin# 1.094X300K
- Ring Set: 4342AM8
- Stroke: 3.750
- Comp HT: 1.327
- O.E Deck HT: 9.980
- Lock Ring:PRF116-3
- Step Head 0c w/2 Valve Reliefs
- Centered Pin
- .150" Quench dome.Suggest checking quench dome with clay for clearanc
- Engine can not be assembled without maching quench dome
Specifications
- GTIN
- 00800745062666
- Life cycle
- Available to Order
- AAM brand code
- KBP
- Warehouse brand code
- BJDT
- AAIA brand code
- BJDT
Attributes
- Alloy
- 390
- Base Number
- KB280
- Bore (in)
- 4.342
- Bore (mm)
- 110.3
- Compression Ratio
- 72-12.3, 80-11.3, 84-10.8, 88-10.4
- Crown Type
- STEP HEAD 2V
- Eng. Disp Liters
- 7.4
- Eng. Disp. In.
- 450
- Engine Family
- Mopar Big Block B
- Engine Manufacturer
- Chrysler
- Exhaust Valve Depth/diameter
- .264/2.360
- Intake Valve Depth/diameter
- .264/2.360
- Lock
- PRF116-3
- Make For Engine Family
- Mopar
- Oe Deck Height
- 9.98
- Oversize
- .040
- Oversizes
- STD .020 .030 .040 .060
- Pin Configuration
- Centered
- Pin Diameter (in)
- 1.094
- Pin Diameter (mm)
- 27.8
- Pin Number
- 1.0945x300K
- Pin Type
- Floating
- Ring Pack
- 5/64, 5/64, 3/16
- Rod (in)
- 6.768
- Rod (mm)
- 171.9072
- Sold As
- SINGLE
- Stroke (in)
- 3.75
- Stroke (mm)
- 95.3
- Top Land
- .275
- Year Range
- -
Fitment status
This product is universal and will fit your application.
Resources
KB Hypereutectic Pistons SKB280R.040
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