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KB Hypereutectic Pistons · SKB301R.040

KB Hypereutectic Pistons SKB301R.040

Part #: SKB301R.040
UPC: 800745064929

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Description: KB Hyper Right Single Piston - Chevy 383 Rod 5.700 Hollow Dome -11cc 2V; 4.000+.040", .388" Hollow Dome -11cc w/2 V, Top Ring:1/16", 2nd Ring: 1/16", Oil Ring: 3/16", Comp Ratios:14.2/62cc,13.8/64cc,11.7/76cc,Gram weight 501/145, INT-Valve Depth/DIA .273-2.140", EX-Relief Depth/Dia .253-1.720"

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+.040"
  • Stroke: 3.750
  • Comp HT: 1.433
  • O.E Deck HT: 9.025
  • Lock Ring:PRJ100-3
  • .388" Hollow Dome -11cc w/2 Valve Reliefs
  • Centered Pin, Made with Chevrolet 350 SB
  • Pin Size:0.9272/ Pin# 0927X300K
  • Ring Set: 4000BD8 or 4000BM8

Specifications

GTIN
00800745064929
Life cycle
Available to Order
AAM brand code
KBP
Warehouse brand code
BJDT
AAIA brand code
BJDT

Attributes

Alloy
390
Base Number
KB301
Bore (in)
4
Bore (mm)
101.6
Compression Ratio
62-14.2, 64-13.8, 76-11.7
Crown (cc)
-11cc
Crown Type
.388" HOLLOW DOME 2V
Eng. Disp Liters
6.3
Eng. Disp. In.
383
Engine Family
Chevrolet SB V8 Gen I
Engine Manufacturer
Chevrolet
Exhaust Valve Depth/diameter
.253/1.720
Intake Valve Depth/diameter
.273/2.140
Lock
PRJ100-3
Make For Engine Family
General Motors
Oe Deck Height
9.025
Oversize
.040
Oversizes
STD .020 .030 .040 .060
Pin Configuration
Centered
Pin Diameter (in)
.927
Pin Diameter (mm)
23.5
Pin Number
0927x300K
Pin Type
Floating
Ring Pack
1/16, 1/16, 3/16
Rod (in)
5.7
Rod (mm)
144.78
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.

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