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KB Hypereutectic Pistons · SKB416.080

Part #: SKB416.080
UPC: 800745271921

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Description: KB Hyper Single Piston - Chry 408 Rod 6.123 Step Dish +23.5cc 2V No Quench Dome; 4.000+.080", Step Dish 25cc w/ 2V,Top Ring:5/64", 2nd Ring: 5/64", Oil Ring: 3/16", Comp Ratios:9.8/62cc,9.6/64cc,9.3/68cc,8.9/72cc,Gram weight 478/132, INT-Valve Depth/DIA .286-2.200", EX-Relief Depth/Dia .286-2.200"

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 +.080"
  • KB416 use with Closed Chamber Heads, no quench dome
  • Pin Size:0.9842/ Pin#0984X216K
  • Ring Set: 4000AM8
  • Stroke: 4.000
  • Comp HT: 1.465
  • O.E Deck HT: 9.599
  • Lock Ring:PRH107-3
  • Step Dish 25cc w/2 Valve Reliefs
  • Centered Pin
  • Can be used with LA rod, small end narrowed to 1"
  • Made with Chrysler 360 block

Specifications

GTIN
00800745271921
Life cycle
Available to Order
AAM brand code
KBP
Warehouse brand code
BJDT
AAIA brand code
BJDT

Attributes

Alloy
390
Base Number
KB416
Bore (in)
4
Bore (mm)
101.6
Compression Ratio
62-9.8, 64-9.6, 68-9.2, 72-8.9
Crown (cc)
+25cc
Crown Type
STEP DISH 2V
Eng. Disp Liters
6.7
Eng. Disp. In.
408
Engine Family
Mopar Small Block Magnum
Engine Manufacturer
Chrysler
Exhaust Valve Depth/diameter
.286/2.200
Intake Valve Depth/diameter
.286/2.200
Lock
PRH107-3
Make For Engine Family
Mopar
Oe Deck Height
9.599
Oversize
.080
Oversizes
STD .020 .030 .040 .060 .070 .080
Pin Configuration
Centered
Pin Diameter (in)
.984
Pin Diameter (mm)
25.0
Pin Number
0984x216K
Pin Type
Floating
Ring Pack
5/64, 5/64, 3/16
Rod (in)
6.123
Rod (mm)
155.5242
Sold As
SINGLE
Stroke (in)
4
Stroke (mm)
101.6
Top Land
.275
Year From
1959
Year Range
1959-2010
Year To
2010

Fitment status

This product is universal and will fit your application.

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