4.500″ BORE + .005″ HNS RINGS .043″ 1/16″ 3/16″, STD TENSION

Description

Specially designed for use
with turbo and nitrous
applications these HNS top
rings have 20% more tensile
strength than conventional
ductile iron top rings. They
are available in 1/16″ and
.043″ axial heights in both
standard and reduced radial
widths. D017 Dykes are in
stock with custom Dykes or
backcut sizes available.

Specifications

• Bore:
  4.500″
• Top Ring
  Height: .043″
• Top
  Ring Description (Material,
  Coating, Shape): Hard Ductile
  Iron, Phosphate, Barrel Face,
  Back Cut, Torsional
• Second Ring Height: 1/16″
• Second Ring Description
  (Material, Coating, Shape):
  Iron, Phosphate, Taper Face,
  D-wall, Reverse Torsional
• Oil Ring Height: 3/16″
• Oil Ring Description
  (Material, Coating, Shape):
  Carbon Steel, Chrome, SS50U
  Style

With over
60 years of experience, JE
Pistons is the leader in high
performance forged pistons.
We’ve built a reputation that
the competition can only
follow. JE has a history of
manufacturing the highest
quality pistons and
components that professional
engine builders, race teams,
and high performance
enthusiasts trust and rely
on.

The top engine
builders in NASCAR, ALMS,
NHRA, AMA Supercross and
others choose JE Pistons over
any other brand. For over 60
years, JE’s position at the
forefront of performance
piston manufacturing has been
a result of continuous
research and development of
unique materials, piston
designs and technologies.
Utilising State-Of-The-Art
CNC machines for
manufacturing along with
purpose-designed forgings, JE
is able to maintain exacting
specifications on each and
every piston and hold
tolerances to millionths of
an inch. Also available from
JE is industry-leading
processes like Ultra Crown, a
Digital Three Dimensional
piston crown machining
process and Finite Element
Analysis (FEA). FEA is a
computer process whereby
stress and fatigue are tested
on a computer model before it
goes into production. JE is
the only performance piston
manufacturer to earn the
QS-9000 quality standard
which confirms that JE
provides customers the
highest standards in quality
control. In addition, we also
have State-Of-The-Art
inspection equipment and
testing equipment which
enables us to constantly
bring you, the customer, the
very latest in piston design
configurations.