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PISTON RINGS
www.kcenginepro.com
RACE RINGS
NITRO-BLACK
STEEL CHROME RACE RINGS
Top: Chrome barrel faced steel; 2nd: iron reverse torsional twist Oil: Flex-Vent
All rings are made of gas nitride hardened
stainless steel.
Part #
Bore "
Ring Sizes
Tension
Gap
43SC5558
2.9530 (75mm)
1.2 X 1.5 X 2.8
Std
Std
Faces of top ring and oil rails are ceramic PVD
43SC5572
3.1890 (81mm)
1.0 X 1.2 X 2.8
Std
Std
coated. This coating has a very low coefficient of
43C5573*
3.2680 (83mm)
1.5 X 1.5 X 3.0
Low
Std
friction, in addition providing high scuff and heat
43SC8513
3.307 (84mm)
1.0 X 1.2 X 2.8
Std
Std
resistance and excellent seating.
43SC5556
3.445
1.2 X 1.2 X 3.0
Low
Std
Second ring is Napier profile design for optimum
* Top: ductile chrome barrel faced
durability and oil scraping ability under the most
severe performance conditions.
Above features resulting in measurably
improved horsepower.
DUCTILE PLASMA-MOLY NAPIER MIDDLE RACE RINGS
Gas Nitriding and Ceramic PVD coatings are
compatible with Nikasil coated cylinder bores.
Top: steel plasma moly; 2nd: cast iron napier Oil: Flex-Vent
For use with all types of fuel and injections
Part #
Bore "
Ring Sizes
Tension
Gap
including nitrous oxide.
43M8542
4.000
1/16 X 1/16 X 3/16
Standard
File Fit
43M8543
4.000
1/16 X 1/16 X 3/16
Low
File Fit
43M8571
4.000
1/16 X 1/16 X 1/8
Standard
File Fit
43M8552
4.125
1/16 X 1/16 X 3/16
Standard
File Fit
43M8559
4.125
1/16 X 1/16 X 3/16
Low
File Fit
43M8562
4.250
1/16 X 1/16 X 3/16
Standard
File Fit
43M8588
4.500
1/16 X 1/16 X 3/16
Std
File Fit
43M8594
4.505
1/16 X 1/16 X 3/16
Low
File Fit
KIT
P
CLAIMER MOLY PERFORMANCE RING SETS
AR
Standard tension. Standard and file-fit gaps available.
TS
Top: cast iron plasm moly; 2nd: cast iron reverse twist torsional; Oil: Flex-Vent
Part #
Bore "
Ring Sizes
Tension
Material
43CM5521
4.000
1/16 X 1/16 X 1/8
Std
Moly
43CM5531
4.000
5/64 X 5/64 X 3/16
Std
Moly
43CM5532
4.000
1/16 X 1/16 X 3/16
Std
Moly
43CM5530
4.000
1.5 X 1.5 X 4.0
Std
Moly
43CM5540
4.000
1.5 X 1.5 X 4.0
Low
Moly
43CM5533
4.125
5/64 X 5/64 X 3/16
Std
Moly
NITRO-BLACK
43CM5534
4.125
1/16 X 1/16 X 3/16
Std
Moly
Part #
Bore "
Ring Sizes
Tension
Gap
43CM5501
4.125
1/16 X 1/16 X 1/8
Std
Moly
43SN8575
4.000
1/16 X 1/16 X 3/16
Reduced
File Fit
43CM5541
4.250
1/16 X 1/16 X 3/16
Std
Moly
43SN8580
4.125
1/16 X 1/16 X 3/16
Reduced
File Fit
43CM5574
4.320
1/16 X 1/16 X 3/16
Std
Moly
43SN8585
4.255
1/16 X 1/16 X 3/16
Reduced
File Fit
43CM5576
4.360
1/16 X 1/16 X 3/16
Std
Moly
43SN8590
4.500
1/16 X 1/16 X 3/16
Reduced
File Fit
43CM5580
4.500
1/16 X 1/16 X 3/16
Std
Moly
43SN8595
4.625
1/16 X 1/16 X 3/16
Reduced
File Fit
STEEL MOLY RACE RINGS
Top: steel plasma moly; 2nd: cast iron reverse twist torsional Oil: Flex-Vent
CLAIMER CAST PERFORMANCE RING SETS
Top: cast iron phospate coated; 2nd: cast iron reverse twist torsional; Oil: Flex-Vent
Part #
Bore "
Ring Sizes
Tension
Gap
43SM5587
4.000
.043" X .0473" X 3.0mm
Low
File Fit
43SM8527
4.000
.043" x 1/16 x 3/16
Std
File Fit
Part #
Bore
Ring Sizes
Tension
Material
43SM8537
4.000
.043" x 1/16 x 3/16
Low
File Fit
43C5532
4.000
1/16 X 1/16 X 3/16
Std
Cast
43SM5593
4.125
.043" X .0473" X 3.0mm
Low
File Fit
43C5530
4.000
1.5 X 1.5 X 4.0
Std
Cast
43SM8547
4.125
.043" x 1/16 x 3/16
Std
File Fit
43C5540
4.000
1.5 X 1.5 X 3.0
Low
Cast
43SM8557
4.125
.043" x 1/16 x 3/16
Low
File Fit
43C5534
4.125
1/16 X 1/16 X 3/16
Std
Cast
43SM5597*
4.250
.043" X .0473" X 3.0mm
Low
File Fit
43C5541
4.250
1/16 X 1/16 X 3/16
Std
Cast
43SM8567
4.250
.043" x 1/16 x 3/16
Std
File Fit
43C5531
4.000
1/16 X 1/16 X 3/16
Std
Cast
43SM8577
4.250
.043" x 1/16 x 3/16
Low
File Fit
43C5533
4.125
1/16 X 1/16 X 3/16
Std
Cast
43SM8582*
4.500
.043" X .0473" X 3.0mm
Low
File Fit
* 2nd ring Ductile Iron Napier
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