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Engine & Components / Engine Components / Valve Springs | Retainers & Locks
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Endurance Plus Dual Valve Springs with Damper (16) 1.550" OD ISK9315-PLUS
220LBS @1.900" Seat Pressure, 530LBS @ 1.240" Open Pressure, 1.130" Co
SKU: ISK9315-PLUSOriginal price $1,007.86 +GST - Original price $1,007.86 +GSTOriginal price $1,007.86 +GST$1,007.86 +GST$1,007.86 +GST - $1,007.86 +GSTCurrent price $1,007.86 +GSTOut of stockEndurance Plus Dual Valve Springs with Damper (16) 1.550" OD220LBS @1.900" Seat Pressure, 530LBS @ 1.240" Open Pressure, 1.130" Coil BindISK9315-PL...
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Dual Valve Springs with Damper (Set) 1.530" OD ISK9005
185LBS @ 1.875" Seat Pressure, 465LBS @ 1.225" Open Pressure, 1.160" C
SKU: ISK9005Original price $702.11 +GST - Original price $702.11 +GSTOriginal price $702.11 +GST$702.11 +GST$702.11 +GST - $702.11 +GSTCurrent price $702.11 +GSTOnly 3 left!Dual Valve Springs with Damper (Set) 1.530" OD185LBS @ 1.875" Seat Pressure, 465LBS @ 1.225" Open Pressure, 1.160" Coil BindISK9005K9005We make val...
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"SP" Series Dual Valve Springs with Damper (16) 1.530" OD ISK8205-SP
150LBS @ 1.900" Seat Pressure, 440LBS @ 1.300" Open Pressure, 1.150" C
SKU: ISK8205-SPOriginal price $696.21 +GST - Original price $696.21 +GSTOriginal price $696.21 +GST$696.21 +GST$696.21 +GST - $696.21 +GSTCurrent price $696.21 +GSTOnly 1 left!"SP" Series Dual Valve Springs with Damper (16) 1.530" OD150LBS @ 1.900" Seat Pressure, 440LBS @ 1.300" Open Pressure, 1.150" Coil BindISK8205-SPK8...
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Endurance Plus Dual Valve Springs with Damper (16) 1.530" OD ISK8205-PLUS
150LBS @1.900" Seat Pressure, 420LBS @ 1.300" Open Pressure, 1.120" Co
SKU: ISK8205-PLUSOriginal price $1,044.94 +GST - Original price $1,044.94 +GSTOriginal price $1,044.94 +GST$1,044.94 +GST$1,044.94 +GST - $1,044.94 +GSTCurrent price $1,044.94 +GSTOnly 3 left!Endurance Plus Dual Valve Springs with Damper (16) 1.530" OD150LBS @1.900" Seat Pressure, 420LBS @ 1.300" Open Pressure, 1.120" Coil BindISK8205-PL...
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Dual Valve Springs with Damper (Set) 1.530" OD ISK8205
140LBS @ 1.900" Seat Pressure, 430LBS @ 1.250" Open Pressure, 1.170" C
SKU: ISK8205Original price $684.63 +GST - Original price $684.63 +GSTOriginal price $684.63 +GST$684.63 +GST$684.63 +GST - $684.63 +GSTCurrent price $684.63 +GSTOnly 1 left!Dual Valve Springs with Damper (Set) 1.530" OD140LBS @ 1.900" Seat Pressure, 430LBS @ 1.250" Open Pressure, 1.170" Coil BindISK8205K8205We make val...
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"SP" Series Dual Valve Springs with Damper (16) 1.530" OD ISK8005SP
150LBS @ 1.875" Seat Pressure, 435LBS @ 1.225" Open Pressure, 1.160" C
SKU: ISK8005SPOriginal price $686.17 +GST - Original price $686.17 +GSTOriginal price $686.17 +GST$686.17 +GST$686.17 +GST - $686.17 +GSTCurrent price $686.17 +GSTOnly 2 left!"SP" Series Dual Valve Springs with Damper (16) 1.530" OD 150LBS @ 1.875" Seat Pressure, 435LBS @ 1.225" Open Pressure, 1.160" Coil Bind ISK8005SP ...
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Dual Valve Springs with Damper (Set) 1.530" OD ISK8005A
135LBS @ 1.875" Seat Pressure, 395LBS @ 1.225" Open Pressure, 1.160" C
SKU: ISK8005AOriginal price $597.38 +GST - Original price $597.38 +GSTOriginal price $597.38 +GST$597.38 +GST$597.38 +GST - $597.38 +GSTCurrent price $597.38 +GSTin stockDual Valve Springs with Damper (Set) 1.530" OD135LBS @ 1.875" Seat Pressure, 395LBS @ 1.225" Open Pressure, 1.160" Coil BindISK8005AK8005AWe make v...
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Endurance Plus Dual Valve Springs with Damper (16) 1.530" OD ISK8005-PLUS
140LBS @1.875" Seat Pressure, 400LBS @ 1.275" Open Pressure, 1.160" Co
SKU: ISK8005-PLUSOriginal price $1,043.84 +GST - Original price $1,043.84 +GSTOriginal price $1,043.84 +GST$1,043.84 +GST$1,043.84 +GST - $1,043.84 +GSTCurrent price $1,043.84 +GSTOnly 2 left!Endurance Plus Dual Valve Springs with Damper (16) 1.530" OD140LBS @1.875" Seat Pressure, 400LBS @ 1.275" Open Pressure, 1.160" Coil BindISK8005-PL...
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"SP" Series Dual Valve Springs with Damper (16) 1.440" OD ISK6105-SP
145LBS @ 1.800" Seat Pressure, 365LBS @ 1.175" Open Pressure, 1.060" C
SKU: ISK6105-SPOriginal price $851.89 +GST - Original price $851.89 +GSTOriginal price $851.89 +GST$851.89 +GST$851.89 +GST - $851.89 +GSTCurrent price $851.89 +GSTOut of stock"SP" Series Dual Valve Springs with Damper (16) 1.440" OD145LBS @ 1.800" Seat Pressure, 365LBS @ 1.175" Open Pressure, 1.060" Coil BindISK6105-SPK6...
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Dual Valve Springs with Damper (Set) 1.430" OD ISK6105
135LBS @ 1.812" Seat Pressure, 315LBS @ 1.260" Open Pressure, 1.120" C
SKU: ISK6105Original price $726.02 +GST - Original price $726.02 +GSTOriginal price $726.02 +GST$726.02 +GST$726.02 +GST - $726.02 +GSTCurrent price $726.02 +GSTOnly 1 left!Dual Valve Springs with Damper (Set) 1.430" OD135LBS @ 1.812" Seat Pressure, 315LBS @ 1.260" Open Pressure, 1.120" Coil BindISK6105K6105We make val...
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Chrome Moly Steel retainers 1.060" OD, .730" ID ISK607-STA
Suit 6005 & 8005-A Springs
SKU: ISK607-STAOriginal price $377.01 +GST - Original price $377.01 +GSTOriginal price $377.01 +GST$377.01 +GST$377.01 +GST - $377.01 +GSTCurrent price $377.01 +GSTOnly 2 left!Chrome Moly Steel retainers 1.060" OD, .730" IDSuit 6005 & 8005-A SpringsISK607-STAK607-STA- 4130 Chrome Moly Light Weight Steel Valve Spring R...
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Dual Valve Springs with Damper (Set) 1.430" OD ISK6005
135LBS @ 1.750" Seat Pressure, 285LBS @ 1.200" Open Pressure, 1.120" C
SKU: ISK6005Original price $706.38 +GST - Original price $706.38 +GSTOriginal price $706.38 +GST$706.38 +GST$706.38 +GST - $706.38 +GSTCurrent price $706.38 +GSTOnly 2 left!Dual Valve Springs with Damper (Set) 1.430" OD135LBS @ 1.750" Seat Pressure, 285LBS @ 1.200" Open Pressure, 1.120" Coil BindISK6005K6005We make val...
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Chrome Moly Steel retainers 1.080" OD, .735" ID (.060" Higher than 507-ST) ISK50
For 5005, 6005, 6105, 6205, 8005-A, 8305, 9005, 9105, 9265 Valve Sprin
SKU: ISK507-STAOriginal price $371.71 +GST - Original price $371.71 +GSTOriginal price $371.71 +GST$371.71 +GST$371.71 +GST - $371.71 +GSTCurrent price $371.71 +GSTOnly 2 left!Chrome Moly Steel retainers 1.080" OD, .735" ID (.060" Higher than 507-ST)For 5005, 6005, 6105, 6205, 8005-A, 8305, 9005, 9105, 9265 Valve SpringsI...
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Chrome Moly Steel retainers 1.080" OD, .735" ID ISK507-ST
For 5005, 6005, 6105, 6205, 8005-A, 8305, 9005, 9105, 9265 Valve Sprin
SKU: ISK507-STOriginal price $388.99 +GST - Original price $388.99 +GSTOriginal price $388.99 +GST$388.99 +GST$388.99 +GST - $388.99 +GSTCurrent price $388.99 +GSTOnly 2 left!Chrome Moly Steel retainers 1.080" OD, .735" IDFor 5005, 6005, 6105, 6205, 8005-A, 8305, 9005, 9105, 9265 Valve SpringsISK507-STK507-STIsky 4130 Ch...
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Titanium Retainers .886" OD ISK57-TI
For 235-D, 295-D Valve Springs
SKU: ISK57-TIOriginal price $515.33 +GST - Original price $515.33 +GSTOriginal price $515.33 +GST$515.33 +GST$515.33 +GST - $515.33 +GSTCurrent price $515.33 +GSTin stockTitanium Retainers .886" ODFor 235-D, 295-D Valve SpringsISK57-TIK57-TIIsky Titanium retainers are 20-40% stronger than all other retainers. They a...
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Dual Valve Springs with Damper 1.240" OD ISK4205
130LBS @ 1.687" Seat Pressure, 290LBS @ 1.187" Open Pressure, 1.020" C
SKU: ISK4205Original price $754.63 +GST - Original price $754.63 +GSTOriginal price $754.63 +GST$754.63 +GST$754.63 +GST - $754.63 +GSTCurrent price $754.63 +GSTOnly 1 left!Dual Valve Springs with Damper 1.240" OD130LBS @ 1.687" Seat Pressure, 290LBS @ 1.187" Open Pressure, 1.020" Coil BindISK4205K4205We make valve spr...
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Chrome Moly Steel Retainers 1.065" OD, .730" ID (.060" Higher than 347-ST) ISK36
For 5005, 6005, 6105, 6205, 8005-A, 8305, 9005, 9105, 9625 Valve Sprin
SKU: ISK3607-STOriginal price $231.32 +GST - Original price $231.32 +GSTOriginal price $231.32 +GST$231.32 +GST$231.32 +GST - $231.32 +GSTCurrent price $231.32 +GSTOut of stockChrome Moly Steel Retainers 1.065" OD, .730" ID (.060" Higher than 347-ST)For 5005, 6005, 6105, 6205, 8005-A, 8305, 9005, 9105, 9625 Valve SpringsI...
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Single Valve Spring With Dampner (Yellow) ISK3605-D
1.540" O.D, 110lbs @ 1.875 Closed, 300lbs @ 1.350 Open, 1.130" Coil Bi
SKU: ISK3605-DOriginal price $505.69 +GST - Original price $505.69 +GSTOriginal price $505.69 +GST$505.69 +GST$505.69 +GST - $505.69 +GSTCurrent price $505.69 +GSTOnly 3 left!Single Valve Spring With Dampner (Yellow)1.540" O.D, 110lbs @ 1.875 Closed, 300lbs @ 1.350 Open, 1.130" Coil Bind, .525" Max LiftISK3605-DK3605-DSp...
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Chrome Moly Steel Retainers 1.120" OD, .765" ID ISK275-ST
For 9205, 9275, 9315, 9365, 9365-SP, 9375/85 PLUS, 9385, 9425 Valve Sp
SKU: ISK275-STOriginal price $492.36 +GST - Original price $492.36 +GSTOriginal price $492.36 +GST$492.36 +GST$492.36 +GST - $492.36 +GSTCurrent price $492.36 +GSTOut of stockChrome Moly Steel Retainers 1.120" OD, .765" ID 275-ST ISK275-ST For 9205, 9275, 9315, 9365, 9365-SP, 9375/85 PLUS, 9385, 9425 Valve Springs MOLY R...
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Ultra-Rev Kit Machined Aluminium Rev Plate, Hard Coat Anodised ISK310-LRK
Suit SB Chevy, Roller Lifter Application 202-RH
SKU: ISK310-LRKOriginal price $529.60 +GST - Original price $529.60 +GSTOriginal price $529.60 +GST$529.60 +GST$529.60 +GST - $529.60 +GSTCurrent price $529.60 +GSTOut of stockUltra-Rev Kit Machined Aluminium Rev Plate, Hard Coat AnodisedSuit SB Chevy, Roller Lifter Application 202-RHISK310-LRKK310-LRKThe "ULTRA REV-KIT" ...
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Outer Valve Spring with Damper 1.260" OD ISK235D
130LBS @ 1.750" Seat Pressure, 320LBS @ 1.200" Open Pressure, 1.150" C
SKU: ISK235DOriginal price $414.39 +GST - Original price $414.39 +GSTOriginal price $414.39 +GST$414.39 +GST$414.39 +GST - $414.39 +GSTCurrent price $414.39 +GSTOut of stockOuter Valve Spring with Damper 1.260" OD130LBS @ 1.750" Seat Pressure, 320LBS @ 1.200" Open Pressure, 1.150" Coil Bind.ISK235DK235DWe make Valve Sp...
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Camshaft & Complete Kit suit Ford Mercury 21-A 1932-48 Flathead ISK204000
F85-02 Lifters, 4005 Dual Valve Springs, #404 Spring Shims, 87-F Retai
SKU: ISK204000Original price $3,087.56 +GST - Original price $3,087.56 +GSTOriginal price $3,087.56 +GST$3,087.56 +GST$3,087.56 +GST - $3,087.56 +GSTCurrent price $3,087.56 +GSTOnly 1 left!Camshaft & Complete Kit suit Ford Mercury 21-A 1932-48 FlatheadF85-02 Lifters, 4005 Dual Valve Springs, #404 Spring Shims, 87-F RetainersISK204...
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Single Valve Springs (Set) ISK185G
Suit Ford V8 Flathead 1932-53, 1.010"O.D
SKU: ISK185GOriginal price $332.28 +GST - Original price $332.28 +GSTOriginal price $332.28 +GST$332.28 +GST$332.28 +GST - $332.28 +GSTCurrent price $332.28 +GSTOnly 1 left!Single Valve Springs (Set)Suit Ford V8 Flathead 1932-53, 1.010"O.DISK185GK185GWe make Valve Springs to cover all applications, from street to all-o...
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Chrome Moly Steel Retainers .725" Inner Sep, 1.105" Outter Step ISK175-ST
Suit 8005-A, 8205, 8305, 9005, 9265 Valve Springs
SKU: ISK175-STOriginal price $397.91 +GST - Original price $397.91 +GSTOriginal price $397.91 +GST$397.91 +GST$397.91 +GST - $397.91 +GSTCurrent price $397.91 +GSTOut of stockChrome Moly Steel Retainers .725" Inner Sep, 1.105" Outter StepSuit 8005-A, 8205, 8305, 9005, 9265 Valve SpringsISK175-STK175-STIsky 4130 Chrome Mo...
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