null

DIAMOND PISTONS

Diamond 5.3L L83 3.800 Bore 4.000 Stroke -5.0cc Dome Piston Kit 21509-R1-8

PART NUMBER:
21509-R1-8
MPN:
21509-R1-8
Availability:
Ships from Manufacturer
Shipping:
Free over $98 in U.S. 48
Type:
Dome Pistons
Bore (in.):
3.800
Stroke (in.):
4.000
Rod Length (in.):
6.125
Compression Height (in.):
1.115
Crown Volume (cc):
-5.0
Compression Ratio w/57cc:
11:2
Wrist Pins Included:
Yes
Wrist Pin Material:
8620
Pin Diameter (in.):
0.927
Pin Length (in.):
2.500
Alloy:
2618
Rings Included:
Yes
Ring Sizes:
1.2mm, 1.2mm, 2.8mm
Weight (g):
N/A
Int Valve Pocket Depth (in.):
0.130
Exh Valve Pocket Depth (in.):
0.150
Moly Coated Skirt:
Yes
For Use w/ Power Adder:
Yes
Quantity:
Sold as set of 8
$895.35

Description

Diamond 5.3L L83 3.800 Bore 4.000 Stroke -5.0cc Dome Piston Kit 21509-R1-8

Diamond EcoTec3 Street Strip Series Pistons are quality pistons for budget minded builds.

Features:

  • 3D Milling on crowns provides race ready finish
  • Valve pockets depth: 0.130" intake and 0.150" exhaust
  • Moly skirt coating provides friction loss and durability
  • Offset Pins for quiet operation
  • Top Ring down 0.250"
  • Premium 1.0mm x 1.2mm x 2.8mm rings included
  • Premium 8620 x 0.185"W wrist pins
  • 2618 Piston Material for High HP-NOS-Boost Applications
  • Side gas ports for better ring seal
  • Ratios figured for .053" head gasket
View AllClose