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Piston Rings & Oil Supports

Piston Rings & Oil Supports are key to engine performance and reliability. Explore our premium selection built for horsepower, torque, and longevity under extreme conditions.

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Speed Pro Plasma Moly File Fit V8 Ring Set (SPR10318 045) SPR10318 045
$315.40 - $315.40
$315.40
$315.40 - $315.40
$315.40
+ GST

Speed Pro Plasma Moly File Fit V8 Ring Set (SPR10318 045)

4.603 + .005 Bore, .043"X 1/16" X 3/16", Low Tension

4.603" + .005" MOLY RINGS SET4.603 + .005 Bore, .043"X 1/16" X 3/16", Low TensionPart Number: SPR10318 045 Speed-Pro piston rings dominate the rac...

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$315.40 - $315.40
$315.40
$315.40 - $315.40
$315.40
+ GST
Speed Pro Plasma Moly File Fit V8 Ring Set (SPR10248 065) SPR10248 065
$278.70 - $278.70
$278.70
$278.70 - $278.70
$278.70
+ GST

Speed Pro Plasma Moly File Fit V8 Ring Set (SPR10248 065)

4.185 + .005 Bore, 1/16"X 1/16" X 3/16", Std Tension

4.185" + .005" MOLY RINGS SET4.185 + .005 Bore, 1/16"X 1/16" X 3/16", Std TensionPart Number: SPR10248 065 Speed-Pro piston rings dominate the rac...

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$278.70 - $278.70
$278.70
$278.70 - $278.70
$278.70
+ GST
Speed Pro Plasma Moly File Fit V8 Ring Set (SPR10248 045) SPR10248 045
$358.80 - $358.80
$358.80
$358.80 - $358.80
$358.80
+ GST

Speed Pro Plasma Moly File Fit V8 Ring Set (SPR10248 045)

4.165 + .005 Bore, 1/16"X 1/16" X 3/16", Std Tension

4.165" + .005" MOLY RINGS SET4.165 + .005 Bore, 1/16"X 1/16" X 3/16", Std TensionPart Number: SPR10248 045 Speed-Pro piston rings dominate the rac...

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$358.80 - $358.80
$358.80
$358.80 - $358.80
$358.80
+ GST
Speed Pro Plasma Moly File Fit V8 Ring Set (SPR10248 035) SPR10248 035
$426.40 - $426.40
$426.40
$426.40 - $426.40
$426.40
+ GST

Speed Pro Plasma Moly File Fit V8 Ring Set (SPR10248 035)

4.155 + .005 Bore, 1/16"X 1/16" X 3/16", Std Tension

4.155" .005" MOLY RINGS SET4.155 + .005 Bore, 1/16"X 1/16" X 3/16", Std TensionPart Number: SPR10248 035 Speed-Pro piston rings dominate the racin...

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$426.40 - $426.40
$426.40
$426.40 - $426.40
$426.40
+ GST
Speed Pro Plasma Moly File Fit V8 Ring Set (SPR10248 025) SPR10248 025
$488.40 - $488.40
$488.40
$488.40 - $488.40
$488.40
+ GST

Speed Pro Plasma Moly File Fit V8 Ring Set (SPR10248 025)

4.145 + .005 Bore, 1/16"X 1/16" X 3/16", Std Tension

4.145" .005" MOLY RINGS SET4.145 + .005 Bore, 1/16"X 1/16" X 3/16", Std TensionPart Number: SPR10248 025 Speed-Pro piston rings dominate the racin...

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$488.40 - $488.40
$488.40
$488.40 - $488.40
$488.40
+ GST
Speed Pro Plasma Moly File Fit V8 Ring Set (SPR10248 005) SPR10248 005
$419.20 - $419.20
$419.20
$419.20 - $419.20
$419.20
+ GST

Speed Pro Plasma Moly File Fit V8 Ring Set (SPR10248 005)

4.125 + .005 Bore, 1/16"X 1/16" X 3/16", Std Tension

4.125" + .005" MOLY RINGS SET4.125 + .005 Bore, 1/16"X 1/16" X 3/16", Std TensionPart Number: SPR10248 005 Speed-Pro piston rings dominate the rac...

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$419.20 - $419.20
$419.20
$419.20 - $419.20
$419.20
+ GST
Speed Pro Chrome Moly V8 Ring Set (SPE997K STD) SPE997K STD
$379.20 - $379.20
$379.20
$379.20 - $379.20
$379.20
+ GST

Speed Pro Chrome Moly V8 Ring Set (SPE997K STD)

Suit LS3 4.065" Bore STD, 1.5mm X 1.5mm X 2.5mm, Std Tension

4.065" MOLY RINGS SET, LS3 STDSuit LS3 4.065" Bore STD, 1.5mm X 1.5mm X 2.5mm, Std TensionPart Number: SPE997K STD Sealed Power engine products ar...

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$379.20 - $379.20
$379.20
$379.20 - $379.20
$379.20
+ GST
Speed Pro Chrome Moly V8 Ring Set (SPE997K .50MM) SPE997K .50MM
$335.50 - $335.50
$335.50
$335.50 - $335.50
$335.50
+ GST

Speed Pro Chrome Moly V8 Ring Set (SPE997K .50MM)

Suit LS3 4.085" Bore +.020", 1.5mm X 1.5mm X 2.5mm, Std Tension

4.085" MOLY RINGS SET, LS3 +20Suit LS3 4.085" Bore +.020", 1.5mm X 1.5mm X 2.5mm, Std TensionPart Number: SPE997K .50MM Sealed Power engine produc...

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$335.50 - $335.50
$335.50
$335.50 - $335.50
$335.50
+ GST
Speed Pro Chrome Moly V8 Ring Set (SPE938K STD) SPE938K STD
$264.40 - $264.40
$264.40
$264.40 - $264.40
$264.40
+ GST

Speed Pro Chrome Moly V8 Ring Set (SPE938K STD)

Suit LS1-LS6, 3.900 Bore STD, 1.5mm X 1.5mm X 3mm, Std Tension

3.900" MOLY RINGS SET LS1 LS6Suit LS1-LS6, 3.900 Bore STD, 1.5mm X 1.5mm X 3mm, Std TensionPart Number: SPE938K STD Speed-Pro piston rings dominat...

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$264.40 - $264.40
$264.40
$264.40 - $264.40
$264.40
+ GST
Speed Pro Chrome Moly V8 Ring Set (SPE938K 25MM) SPE938K 25MM
$315.10 - $315.10
$315.10
$315.10 - $315.10
$315.10
+ GST

Speed Pro Chrome Moly V8 Ring Set (SPE938K 25MM)

Suit LS1-LS6, 3.910 Bore +.010, 1.5mm X 1.5mm X 3mm, Std Tension

3.910" MOLY RINGS SET LS1 LS6Suit LS1-LS6, 3.910 Bore +.010, 1.5mm X 1.5mm X 3mm, Std TensionPart Number: SPE938K 25MM Speed-Pro piston rings domi...

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$315.10 - $315.10
$315.10
$315.10 - $315.10
$315.10
+ GST
Speed Pro Chrome Moly V8 Ring Set (SPE921K STD) SPE921K STD
$229.40 - $229.40
$229.40
$229.40 - $229.40
$229.40
+ GST

Speed Pro Chrome Moly V8 Ring Set (SPE921K STD)

Suit LS2, 4.000 Bore STD, 1.5mm X 1.5mm X 3mm, Std Tension

4.000" MOLY RINGS SET - LS2Suit LS2, 4.000 Bore STD, 1.5mm X 1.5mm X 3mm, Std TensionPart Number: SPE921K STD Speed-Pro piston rings dominate the ...

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$229.40 - $229.40
$229.40
$229.40 - $229.40
$229.40
+ GST
Speed Pro Chrome Moly V8 Ring Set (SPE921K 030) SPE921K 030
$219.10 - $219.10
$219.10
$219.10 - $219.10
$219.10
+ GST

Speed Pro Chrome Moly V8 Ring Set (SPE921K 030)

Suit LS2, 4.030 Bore +.030, 1.5mm X 1.5mm X 3mm, Std Tension

4.030" MOLY RINGS SET - LS2Suit LS2, 4.030 Bore +.030, 1.5mm X 1.5mm X 3mm, Std TensionPart Number: SPE921K 030 Speed-Pro piston rings dominate th...

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$219.10 - $219.10
$219.10
$219.10 - $219.10
$219.10
+ GST
Speed Pro Chrome Moly V8 Ring Set (SPE921K 020) SPE921K 020
$209.20 - $209.20
$209.20
$209.20 - $209.20
$209.20
+ GST

Speed Pro Chrome Moly V8 Ring Set (SPE921K 020)

Suit LS2, 4.020 Bore +.020, 1.5mm X 1.5mm X 3mm, Std Tension

4.020" MOLY RINGS SET - LS2Suit LS2, 4.020 Bore +.020, 1.5mm X 1.5mm X 3mm, Std TensionPart Number: SPE921K 020 Speed-Pro piston rings dominate th...

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$209.20 - $209.20
$209.20
$209.20 - $209.20
$209.20
+ GST
Speed Pro Chrome Moly 4cyl Ring Set (SPE903K STD) SPE903K STD
$217.80 - $217.80
$217.80
$217.80 - $217.80
$217.80
+ GST

Speed Pro Chrome Moly 4cyl Ring Set (SPE903K STD)

87.50mm Bore, 1.2, 1.2, 3.0mm

87.5mm MOLY RINGS SET - 4CYL87.50mm Bore, 1.2, 1.2, 3.0mmPart Number: SPE903K STD Sealed Power engine products are application-engineered componen...

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$217.80 - $217.80
$217.80
$217.80 - $217.80
$217.80
+ GST
Speed Pro Chrome Moly V8 Ring Set (SPE424K STD) SPE424K STD
$236.90 - $236.90
$236.90
$236.90 - $236.90
$236.90
+ GST

Speed Pro Chrome Moly V8 Ring Set (SPE424K STD)

4.320 Bore STD, 5/64"X 5/64" X 3/16", Std Tension

4.320" MOLY RINGS SET4.320 Bore STD, 5/64"X 5/64" X 3/16", Std TensionPart Number: SPE424K STD Speed-Pro piston rings dominate the racing industry...

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$236.90 - $236.90
$236.90
$236.90 - $236.90
$236.90
+ GST
Speed Pro Chrome Moly V8 Ring Set (SPE356K STD) SPE356K STD
$124.90 - $124.90
$124.90
$124.90 - $124.90
$124.90
+ GST

Speed Pro Chrome Moly V8 Ring Set (SPE356K STD)

3.736 Bore STD, 5/64"X 5/64" X 3/16", Std Tension

3.736" MOLY RINGS SET3.736 Bore STD, 5/64"X 5/64" X 3/16", Std TensionPart Number: SPE356K STD Speed-Pro piston rings dominate the racing industry...

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$124.90 - $124.90
$124.90
$124.90 - $124.90
$124.90
+ GST
Speed Pro Chrome Moly V8 Ring Set (SPE356K 060) SPE356K 060
$83.80 - $83.80
$83.80
$83.80 - $83.80
$83.80
+ GST

Speed Pro Chrome Moly V8 Ring Set (SPE356K 060)

3.796 Bore +.060, 5/64"X 5/64" X 3/16", Std Tension

3.796" MOLY RINGS SET3.796 Bore +.060, 5/64"X 5/64" X 3/16", Std TensionPart Number: SPE356K 060 Speed-Pro piston rings dominate the racing indust...

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$83.80 - $83.80
$83.80
$83.80 - $83.80
$83.80
+ GST
Speed Pro Chrome Moly V8 Ring Set (SPE296K STD) SPE296K STD
$121.40 - $121.40
$121.40
$121.40 - $121.40
$121.40
+ GST

Speed Pro Chrome Moly V8 Ring Set (SPE296K STD)

4.360 Bore STD, 5/64"X 5/64" X 3/16", Std Tension

4.360" MOLY RINGS SET4.360 Bore STD, 5/64"X 5/64" X 3/16", Std TensionPart Number: SPE296K STD Speed-Pro piston rings dominate the racing industry...

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$121.40 - $121.40
$121.40
$121.40 - $121.40
$121.40
+ GST
Speed Pro Chrome Moly V8 Ring Set (SPE296K 030) SPE296K 030
$134.60 - $134.60
$134.60
$134.60 - $134.60
$134.60
+ GST

Speed Pro Chrome Moly V8 Ring Set (SPE296K 030)

4.390 Bore +.030, 5/64"X 5/64" X 3/16", Std Tension

4.390" MOLY RINGS SET4.390 Bore +.030, 5/64"X 5/64" X 3/16", Std TensionPart Number: SPE296K 030 Speed-Pro piston rings dominate the racing indust...

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$134.60 - $134.60
$134.60
$134.60 - $134.60
$134.60
+ GST
Speed Pro Chrome Moly V8 Ring Set (SPE286K 040) SPE286K 040
$231.00 - $231.00
$231.00
$231.00 - $231.00
$231.00
+ GST

Speed Pro Chrome Moly V8 Ring Set (SPE286K 040)

4.080 Bore +.040, 5/64"X 5/64" X 3/16", Std Tension

4.080" CAST RINGS SET4.080 Bore +.040, 5/64"X 5/64" X 3/16", Std TensionPart Number: SPE286K 040 Speed-Pro piston rings dominate the racing indust...

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$231.00 - $231.00
$231.00
$231.00 - $231.00
$231.00
+ GST
Speed Pro Cast V8 Ring Set (SPE251X STD) SPE251X STD
$90.00 - $90.00
$90.00
$90.00 - $90.00
$90.00
+ GST

Speed Pro Cast V8 Ring Set (SPE251X STD)

4.000 Bore STD, 5/64"X 5/64" X 3/16", Std Tension

4.000" CAST RINGS SET4.000 Bore STD, 5/64"X 5/64" X 3/16", Std TensionPart Number: SPE251X STD Speed-Pro piston rings dominate the racing industry...

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$90.00 - $90.00
$90.00
$90.00 - $90.00
$90.00
+ GST
Speed Pro Cast V8 Ring Set (SPE251X 060) SPE251X 060
$91.30 - $91.30
$91.30
$91.30 - $91.30
$91.30
+ GST

Speed Pro Cast V8 Ring Set (SPE251X 060)

4.060 Bore +.060, 5/64"X 5/64" X 3/16", Std Tension

4.060" CAST RINGS SET4.060 Bore +.060, 5/64"X 5/64" X 3/16", Std TensionPart Number: SPE251X 060 Speed-Pro piston rings dominate the racing indust...

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$91.30 - $91.30
$91.30
$91.30 - $91.30
$91.30
+ GST
Speed Pro Cast V8 Ring Set (SPE251X 040) SPE251X 040
$90.00 - $90.00
$90.00
$90.00 - $90.00
$90.00
+ GST

Speed Pro Cast V8 Ring Set (SPE251X 040)

4.040 Bore +.040, 5/64"X 5/64" X 3/16", Std Tension

4.040" CAST RINGS SET4.040 Bore +.040, 5/64"X 5/64" X 3/16", Std TensionPart Number: SPE251X 040 Speed-Pro piston rings dominate the racing indust...

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$90.00 - $90.00
$90.00
$90.00 - $90.00
$90.00
+ GST
Speed Pro Cast V8 Ring Set (SPE251X 020) SPE251X 020
$79.90 - $79.90
$79.90
$79.90 - $79.90
$79.90
+ GST

Speed Pro Cast V8 Ring Set (SPE251X 020)

4.020 Bore +.020, 5/64"X 5/64" X 3/16", Std Tension

4.020" CAST RINGS SET4.020 Bore +.020, 5/64"X 5/64" X 3/16", Std TensionPart Number: SPE251X 020 Speed-Pro piston rings dominate the racing indust...

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$79.90 - $79.90
$79.90
$79.90 - $79.90
$79.90
+ GST
Speed Pro Chrome Moly V8 Ring Set (SPE251K STD) SPE251K STD
$90.00 - $90.00
$90.00
$90.00 - $90.00
$90.00
+ GST

Speed Pro Chrome Moly V8 Ring Set (SPE251K STD)

4.000 Bore STD, 5/64"X 5/64" X 3/16", Std Tension

4.000" MOLY RINGS SET4.000 Bore STD, 5/64"X 5/64" X 3/16", Std TensionPart Number: SPE251K STD Speed-Pro piston rings dominate the racing industry...

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$90.00 - $90.00
$90.00
$90.00 - $90.00
$90.00
+ GST
Speed Pro Chrome Moly V8 Ring Set (SPE251K 060) SPE251K 060
$91.50 - $91.50
$91.50
$91.50 - $91.50
$91.50
+ GST

Speed Pro Chrome Moly V8 Ring Set (SPE251K 060)

4.060 Bore +.060, 5/64"X 5/64" X 3/16", Std Tension

4.060" MOLY RINGS SET4.060 Bore +.060, 5/64"X 5/64" X 3/16", Std TensionPart Number: SPE251K 060 Speed-Pro piston rings dominate the racing indust...

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$91.50 - $91.50
$91.50
$91.50 - $91.50
$91.50
+ GST
Speed Pro Chrome Moly V8 Ring Set (SPE251K 030) SPE251K 030
$90.00 - $90.00
$90.00
$90.00 - $90.00
$90.00
+ GST

Speed Pro Chrome Moly V8 Ring Set (SPE251K 030)

4.030 Bore +.030, 5/64"X 5/64" X 3/16", Std Tension

4.030" MOLY RINGS SET4.030 Bore +.030, 5/64"X 5/64" X 3/16", Std TensionPart Number: SPE251K 030 Speed-Pro piston rings dominate the racing indust...

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$90.00 - $90.00
$90.00
$90.00 - $90.00
$90.00
+ GST
Speed Pro Chrome Moly V8 Ring Set (SPE251K 020) SPE251K 020
$90.00 - $90.00
$90.00
$90.00 - $90.00
$90.00
+ GST

Speed Pro Chrome Moly V8 Ring Set (SPE251K 020)

4.020 Bore +.020, 5/64"X 5/64" X 3/16", Std Tension

4.020" MOLY RINGS SET4.020 Bore +.020, 5/64"X 5/64" X 3/16", Std TensionPart Number: SPE251K 020 Speed-Pro piston rings dominate the racing indust...

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$90.00 - $90.00
$90.00
$90.00 - $90.00
$90.00
+ GST
Speed Pro Chrome Moly V8 Ring Set (SPE245X STD) SPE245X STD
$124.70 - $124.70
$124.70
$124.70 - $124.70
$124.70
+ GST

Speed Pro Chrome Moly V8 Ring Set (SPE245X STD)

3.875 Bore STD, 5/64"X 5/64" X 3/16", Std Tension

3.875" CAST RINGS SET3.875 Bore STD, 5/64"X 5/64" X 3/16", Std TensionPart Number: SPE245X STD Speed-Pro piston rings dominate the racing industry...

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$124.70 - $124.70
$124.70
$124.70 - $124.70
$124.70
+ GST
Speed Pro Chrome Moly V8 Ring Set (SPE245K 030) SPE245K 030
$129.20 - $129.20
$129.20
$129.20 - $129.20
$129.20
+ GST

Speed Pro Chrome Moly V8 Ring Set (SPE245K 030)

3.905 Bore +.030, 5/64"X 5/64" X 3/16", Std Tension

3.905" MOLY RINGS SET3.905 Bore +.030, 5/64"X 5/64" X 3/16", Std TensionPart Number: SPE245K 030 Speed-Pro piston rings dominate the racing indust...

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$129.20 - $129.20
$129.20
$129.20 - $129.20
$129.20
+ GST
Speed Pro Cast V8 Ring Set (SPE243X STD) SPE243X STD
$137.30 - $137.30
$137.30
$137.30 - $137.30
$137.30
+ GST

Speed Pro Cast V8 Ring Set (SPE243X STD)

4.125 Bore STD, 5/64"X 5/64" X 3/16", Std Tension

4.125" CAST RINGS SET4.125 Bore STD, 5/64"X 5/64" X 3/16", Std TensionPart Number: SPE243X STD Speed-Pro piston rings dominate the racing industry...

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$137.30 - $137.30
$137.30
$137.30 - $137.30
$137.30
+ GST
Speed Pro Chrome Moly V8 Ring Set (SPE243K 060) SPE243K 060
$219.10 - $219.10
$219.10
$219.10 - $219.10
$219.10
+ GST

Speed Pro Chrome Moly V8 Ring Set (SPE243K 060)

4.185 Bore +.060, 5/64"X 5/64" X 3/16", Std Tension

4.185" MOLY RINGS SET4.185 Bore +.060, 5/64"X 5/64" X 3/16", Std TensionPart Number: SPE243K 060 Speed-Pro piston rings dominate the racing indust...

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$219.10 - $219.10
$219.10
$219.10 - $219.10
$219.10
+ GST
Speed Pro Chrome Moly V8 Ring Set (SPE243K 040) SPE243K 040
$158.40 - $158.40
$158.40
$158.40 - $158.40
$158.40
+ GST

Speed Pro Chrome Moly V8 Ring Set (SPE243K 040)

4.165 Bore +.040, 5/64"X 5/64" X 3/16", Std Tension

4.165" MOLY RINGS SET4.165 Bore +.040, 5/64"X 5/64" X 3/16", Std TensionPart Number: SPE243K 040 Speed-Pro piston rings dominate the racing indust...

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$158.40 - $158.40
$158.40
$158.40 - $158.40
$158.40
+ GST
Speed Pro Chrome Moly V8 Ring Set (SPE243K 030) SPE243K 030
$167.60 - $167.60
$167.60
$167.60 - $167.60
$167.60
+ GST

Speed Pro Chrome Moly V8 Ring Set (SPE243K 030)

4.155 Bore +.030, 5/64"X 5/64" X 3/16", Std Tension

4.155" MOLY RINGS SET4.155 Bore +.030, 5/64"X 5/64" X 3/16", Std TensionPart Number: SPE243K 030 Speed-Pro piston rings dominate the racing indust...

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$167.60 - $167.60
$167.60
$167.60 - $167.60
$167.60
+ GST
Speed Pro Cast V8 Ring Set (SPE233X STD) SPE233X STD
$151.30 - $151.30
$151.30
$151.30 - $151.30
$151.30
+ GST

Speed Pro Cast V8 Ring Set (SPE233X STD)

4.250 Bore STD, 5/64"X 5/64" X 3/16", Std Tension

4.250" CAST RINGS SET4.250 Bore STD, 5/64"X 5/64" X 3/16", Std TensionPart Number: SPE233X STD Speed-Pro piston rings dominate the racing industry...

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$151.30 - $151.30
$151.30
$151.30 - $151.30
$151.30
+ GST
Speed Pro Cast V8 Ring Set (SPE233X 060) SPE233X 060
$136.00 - $136.00
$136.00
$136.00 - $136.00
$136.00
+ GST

Speed Pro Cast V8 Ring Set (SPE233X 060)

4.310 Bore +.060, 5/64"X 5/64" X 3/16", Std Tension

4.310" CAST RINGS SET4.310 Bore +.060, 5/64"X 5/64" X 3/16", Std TensionPart Number: SPE233X 060 Speed-Pro piston rings dominate the racing indust...

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$136.00 - $136.00
$136.00
$136.00 - $136.00
$136.00
+ GST