PERFORMANCE NITRO BLACK RACE RINGS
Top ring and oil ring rails are made of gas nitride
hardened stainless steel
Faces of top ring and oil rails are ceramic PVD
coated. This coating has a very low coefficient of
friction, in addition providing high scuff and heat
resistance and excellent seating
Second ring is Ductile iron Napier profile design for
optimum durability and oil scraping ability under
the most severe performance conditions
Above features resulting in measurably
improved horsepower
Nitro Black Ceramic PVD coatings are
compatible with Nikasil coated cylinder bores
For use with all types of fuel and injections
including nitrous oxide
Race-tested and proven
to deliver higher output for
super performance engines
1/16" - 1/16" - 3/16" REDUCED TENSION
SET NUMBER
BORE SIZE
SET NUMBER
BORE SIZE
SET NUMBER
BORE SIZE
43SN8575
STD
4.000
43SN8580
.035
4.160
43SN8590
.005
4.505
43SN8575
.005
4.005
43SN8580
.045
4.170
43SN8590
.035
4.535
43SN8575
.035
4.035
43SN8580
.065
4.190
43SN8590
.045
4.545
43SN8575
.045
4.040
43SN8585
STD
4.250
43SN8590
.065
4.565
43SN8575
.065
4.065
43SN8585
.005
4.255
43SN8590
.105
4.6050
43SN8580
STD
4.125
43SN8585
.035
4.285
43SN8590
.115
4.6150
43SN8580
.005
4.130
43SN8585
.045
4.295
43SN8595
STD
4.6250
43SN8585
.065
4.315
43SN8595
.005
4.6300
43SN8590
STD
4.500
NEW NUMBERS SHOWN IN BOLD FACE TYPE
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