KB Hypereutectic Pistons · SKB419.040
Part #: SKB419.040
UPC: 800745271969
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Description: KB Hyper Single Piston - AMC 401 Rod -5.858 Step Dish +28cc 2V; 4.000+.040", Step Dish 28cc w/ 2V,Top Ring:5/64", 2nd Ring: 5/64", Oil Ring: 3/16", Comp Ratios:10.5/51cc,9.8/58cc,Gram weight 502/157, INT-Valve Depth/DIA .273-2.120", EX-Relief Depth/Dia .273-2.120"
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: 4.165+.040"
- Ring Set: 4165AM8
- Stroke: 3.680
- Comp HT: 1.510
- O.E Deck HT:68-69:9.175",70-up:9.208"
- Lock Ring:PRG110-3
- Step Dish 28cc w/2 Valve Reliefs
- Centered Pin on both
- Uses factory 1.00" wristt pin and press pin rod
- Pin Size:1.000"/ Pin# 1.0007 x 3.005 x .155
Specifications
- GTIN
- 00800745271969
- Life cycle
- Available to Order
- AAM brand code
- KBP
- Warehouse brand code
- BJDT
- AAIA brand code
- BJDT
Attributes
- Alloy
- 390
- Base Number
- KB419
- Bore (in)
- 4.165
- Bore (mm)
- 105.8
- Compression Ratio
- 51-10.5, 58-9.8
- Crown (cc)
- +28cc
- Crown Type
- STEP DISH 2V
- Eng. Disp Liters
- 6.6
- Eng. Disp. In.
- 401
- Engine Family
- AMC V8
- Engine Manufacturer
- AMC/Jeep
- Exhaust Valve Depth/diameter
- .273/2.120
- Intake Valve Depth/diameter
- .273/2.120
- Lock
- PRJ100-3
- Make For Engine Family
- AMC
- Oe Deck Height
- 9.175, 9.208
- Oversize
- .040
- Oversizes
- STD .030 .040 .060
- Pin Configuration
- Centered
- Pin Diameter (in)
- 1
- Pin Diameter (mm)
- 25.4
- Pin Number
- 1000x300K
- Pin Type
- Floating
- Ring Pack
- 5/64, 5/64, 3/16
- Rod (in)
- 5.858
- Rod (mm)
- 148.7932
- Sold As
- SINGLE
- Stroke (in)
- 3.68
- Stroke (mm)
- 93.5
- Top Land
- .275
- Year From
- 1971
- Year Range
- 1971-1978
- Year To
- 1978
Fitment status
This product is universal and will fit your application.
Resources
KB Hypereutectic Pistons SKB419.040
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