Supertech Yamaha FZR-1800 Single Valve Spring Kit - sptSPRK-EC3027S-FZR

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Supertech Nissan GTI-R Inconel Exhaust Valve - Set of 8 - sptNEVI-1007-7GTIR-8

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Supertech Nissan GTI-R / RNN14 Black Nitrided Intake Valve - +1mm Oversize - Set of 8 - sptNIVN-1007-GTIR-8

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Supertech M/F Duratec 2.3L Inconel Exhaust Valve +1mm Oversize-Set of 8 (6MM stem with tapered tip) - sptMAEVI-2304-6MM-8

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Supertech VW/Audi / BMW 6mm Polyacrylic Intake Valve Stem Seal - Set of 8 - sptVS-VBM6I-8

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Supertech Cam Follower 24x24.2x15mm- Set of 8 - sptCF-24/15-LC6-8

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Supertech Audi/VW 1.8T 5V Black Nitrided Intake Valve - Set of 8 - sptAIVN-1103-8

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Supertech Cam Follower 30x26x15.55mm - sptCF-30/15.5LC

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Supertech BMW Dual Valve Spring Kit - sptSPRK-H100DR/BM-ST

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Supertech Honda B/H Series Manganese Bronze Exhaust Valve Guide 6.0mm Stem- Set of 8 - sptGDE-HB55-E-6-8

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Supertech 15 Subaru WRX FA20F 2.0 34mm Black Intake Valve - Set of 8 - sptSIVN-1049-2-8

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Supertech Honda B/H Series Manganese Bronze Exhaust Valve Guide 6.0mm Stem - sptGDE-HB55-E-6

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Supertech VW 1.8T 20V 82.5mm Bore 32.7mm Bore Comp Height -4.5cc Dish 9.3:1 CR Pistons - Set of 4 - sptP4-VW18T8250-N4-H13

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Supertech Seedoo 4TEC Dual Valve Spring Kit - sptSPRK-EC3027D-SE

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Supertech Seedoo 4TEC Dual Valve Spring Kit - sptSPRK-EC3025D-SE

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Supertech Subaru SVX EG33 32x5.96x92.7mm(+1.8mm) Tip length 4.5mm STD Inconel Exhaust Valve - Single - sptSEVI-1080-L

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Supertech 77.5mm Bore Piston Rings - 1x3.1 / 1.2x3.40 / 2.8x3.10mm High Performance Gas Nitrided - sptR77.50-GNH7750

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Supertech Nissan SKYLINE RB25 DOHC 24V (w/Hydraulic Lifters) Single Valve Spring - sptSPR-1012S-RB25