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Zamp Seat Belt Slide Bar Adjusters HARNZTR18003

Racing Harness Component, Slider, Steel, Black, Each

Part Number: ZSC-HARNZTR18003

5.0 out of 5 stars ( 1 )

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G-FORCE Seat Belt Snap Hooks 107WS

Racing Harness Components, Snap Hook, 3 in. Belt, Steel, Zinc, Each

Part Number: GFR-107WS

Not Yet Reviewed

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PAC Racing Valve Spring Seats and Cups PAC-S111

Valve Spring Locator, Inside Locating Shoulder, Chromoly, 1.270 in. O.D., 0.570 in. I.D., 0.060 in. Thick, Each

Part Number: RSC-PAC-S111

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PRP Seats Racing Harness Sternum Straps SB3SS

Strap, Sternum, 3.00 in., Nylon, Black, Each

Part Number: PXC-SB3SS

5.0 out of 5 stars ( 1 )

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PAC Racing Valve Spring Seats and Cups PAC-S105

Valve Spring Locator, Inside Locating Shoulder, Chromoly, 0.700 in. Inner Spring, 1.550 in. O.D., 0.575 in. I.D., 0.060 in. Thick, Each

Part Number: RSC-PAC-S105

1.0 out of 5 stars ( 1 )

Estimated Ship Date: Jan 21, 2026 if ordered today

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Estimated Ship Date: Jan 21, 2026 if ordered today

PAC Racing Valve Spring Seats and Cups PAC-S160

Valve Spring Locator, Inside Locating Shoulder, Chromoly, 1.350 in. O.D., 0.575 in. I.D., 0.060 in. Thick, Each

Part Number: RSC-PAC-S160

Not Yet Reviewed

Estimated Ship Date: Jan 21, 2026 if ordered today

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Estimated Ship Date: Jan 21, 2026 if ordered today

QA1 Coilover Spring Seat Washers 9006-101

RACE FOR THRUST BEARING EA

Part Number: QA1-9006-101

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Zamp Seat Belt Slide Bar Adjusters HARNZTR20003

Racing Harness Component, Slider, Steel, Black, Each

Part Number: ZSC-HARNZTR20003

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Delphi Suspension Coil Spring Seat/Insulators TD4649W

Coil Spring Insulator, Coil Spring Insulator

Part Number: DFP-TD4649W

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G-FORCE Seat Belt Snap Hooks 107HS

Racing Harness Components, Snap Hook, 2 in. Belt, Steel, Zinc, Each

Part Number: GFR-107HS

Not Yet Reviewed

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PAC Racing Valve Spring Seats and Cups PAC-S159

Valve Spring Locator, Inside Locating Shoulder, Chromoly, 1.285 in. O.D., 0.575 in. I.D., 0.060 in. Thick, Each

Part Number: RSC-PAC-S159

Not Yet Reviewed

Estimated Ship Date: Jan 21, 2026 if ordered today

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Estimated Ship Date: Jan 21, 2026 if ordered today

PAC Racing Valve Spring Seats and Cups PAC-S113

Valve Spring Locator, Inside Locating Shoulder, Chromoly, 1.450 in. O.D., 0.630 in. I.D., 0.060 in. Thick, Each

Part Number: RSC-PAC-S113

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PAC Racing Valve Spring Seats and Cups PAC-S161

Valve Spring Locator, Inside Locating Shoulder, Chromoly, 1.350 in. O.D., 0.575 in. I.D., 0.060 in. Thick, Each

Part Number: RSC-PAC-S161

Not Yet Reviewed

Estimated Ship Date: Jan 21, 2026 if ordered today

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Estimated Ship Date: Jan 21, 2026 if ordered today

AFR Valve Spring Seats 8044-1

Valve Spring Locator, Steel, 0.70 in. Inside Diameter, 1.55 in. Outside Diameter, Each

Part Number: AFR-8044-1

Not Yet Reviewed

Estimated Ship Date: Dec 29, 2025 if ordered today

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Estimated Ship Date: Dec 29, 2025 if ordered today

Delphi Suspension Coil Spring Seat/Insulators TD4652W

Coil Spring Insulator, Coil Spring Insulator

Part Number: DFP-TD4652W

Not Yet Reviewed

Estimated Ship Date: Dec 15, 2025 if ordered today

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Estimated Ship Date: Dec 15, 2025 if ordered today

PAC Racing Valve Spring Seats and Cups PAC-S103

Valve Spring Locator, Inside Locating Shoulder, Chromoly, 1.550 in. O.D., 0.575 in. I.D., 0.060 in. Thick, Each

Part Number: RSC-PAC-S103

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PAC Racing Valve Spring Seats and Cups PAC-S121

Valve Spring Locator, Inside Locating Shoulder, Chromoly, 1.270 in. O.D., 0.520 in. I.D., 0.060 in. Thick, Each

Part Number: RSC-PAC-S121

Not Yet Reviewed

Estimated Ship Date: Jan 21, 2026 if ordered today

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Estimated Ship Date: Jan 21, 2026 if ordered today

Need It Sooner? We recommend these similar substitute parts:

PAC Racing Valve Spring Seats and Cups PAC-S121-16

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AFR Valve Spring Seats 8045-1

Valve Spring Locator, Steel, 0.730 in. Inside Diameter, 1.550 in. Outside Diameter, Each

Part Number: AFR-8045-1

Not Yet Reviewed

Estimated Ship Date: Dec 29, 2025 if ordered today

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Estimated Ship Date: Dec 29, 2025 if ordered today

Delphi Suspension Coil Spring Seat/Insulators TD4655W

Coil Spring Insulator, Coil Spring Insulator

Part Number: DFP-TD4655W

Not Yet Reviewed

Estimated Ship Date: Dec 15, 2025 if ordered today

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Estimated Ship Date: Dec 15, 2025 if ordered today

NGK Racing Spark Plugs R5671A-10

Spark Plug, Racing, Gasket Seat, 14mm Thread, .750 in. Reach, Non-Resistor, Each

Part Number: NGK-5820

4.95 out of 5 stars ( 20 )

Estimated Ship Date: Today

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NGK Racing Spark Plugs R5671A-8

Spark Plug, Racing, Gasket Seat, 14mm Thread, .750 in. Reach, Non-Resistor, Each

Part Number: NGK-4554

4.88 out of 5 stars ( 41 )

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NGK Racing Spark Plugs R5671A-9

Spark Plug, Racing, Gasket Seat, 14mm Thread, .750 in. Reach, Non-Resistor, Each

Part Number: NGK-5238

4.81 out of 5 stars ( 27 )

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NGK Racing Spark Plugs R5671A-7

Spark Plug, Racing, Gasket Seat, 14mm Thread, .750 in. Reach, Non-Resistor, Each

Part Number: NGK-4091

4.74 out of 5 stars ( 39 )

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NGK V-Power Spark Plugs TR6

Spark Plug, V-Power, Tapered Seat, M14 x 1.25 Thread, 0.709 in. Reach, 5/8 in. Hex, 0.039 in. Gap Preset, 6 Heat Range, Projected Tip, Resistor, Each

Part Number: NGK-4177

4.92 out of 5 stars ( 61 )

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NGK Iridium IX Spark Plugs for 2006-2007 6, 2014 CTS, 2014-2015 XTS - LTR7IX-11

Spark Plug IX Iridium, 14mm Thread, 25mm Reach, 5/8 in. Hex, Tapered Seat, Resistor, Each

Part Number: NGK-6510

4.69 out of 5 stars ( 13 )

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