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PAC Racing 500 Series Valve Spring Retainers PAC-R538

Dual Spring 500 Series Retainer - Titanium Retainer for PAC-1342, 1386 & 1396 Dual Valve Springs. Lock angle

Part Number: RSC-PAC-R538

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Estimated Ship Date: Nov 5, 2025 if ordered today

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PAC Racing 500 Series Valve Spring Retainers PAC-R540

Dual Spring 500 Series Retainer - Titanium Retainer for PAC-1240, 1340 & 1540 Dual Valve Springs. Lock angle

Part Number: RSC-PAC-R540

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Estimated Ship Date: Nov 5, 2025 if ordered today

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Estimated Ship Date: Nov 5, 2025 if ordered today

PAC Racing 500 Series Valve Spring Retainers PAC-R541

Dual Spring 500 Series Retainer - Titanium Retainer for PAC-1226 & 1326 Dual Valve Springs. Lock angle: STD

Part Number: RSC-PAC-R541

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Estimated Ship Date: Nov 5, 2025 if ordered today

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Estimated Ship Date: Nov 5, 2025 if ordered today

PAC Racing 500 Series Valve Spring Retainers PAC-R544

Dual Spring 500 Series Retainer - Titanium Retainer for all 1.050 ID Dual Valve Springs. Lock angle: mini 8

Part Number: RSC-PAC-R544

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Estimated Ship Date: Nov 5, 2025 if ordered today

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Estimated Ship Date: Nov 5, 2025 if ordered today

PAC Racing 500 Series Valve Spring Retainers PAC-R550

Dual Spring 500 Series Retainer - Titanium Retainer for RPM Sereis Dual Valve Springs. Lock angle: mini 8 de

Part Number: RSC-PAC-R550

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Estimated Ship Date: Nov 5, 2025 if ordered today

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PAC Racing 600 Series Valve Spring Retainers PAC-R614

Dual Spring 600 Series Retainer - Tool Steel Retainer for PAC-1385 & 1395 Dual Valve Springs. Lock angle: ST

Part Number: RSC-PAC-R614

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Estimated Ship Date: Nov 5, 2025 if ordered today

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PAC Racing Springs Valve Spring Retainers PAC-R553-16

Dual Spring 500 Series Retainer - Titanium Retainer for PAC-1574 Dual Spring. Lock angle: STD 8

Part Number: RSC-PAC-R553-16

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Estimated Ship Date: Nov 5, 2025 if ordered today

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PAC Racing Springs Valve Spring Retainers PAC-R556

Dual Spring 500 Series Retainer - Titanium Retainer for PAC-1225, 1325, 1243 & 1561 Dual Valve Springs. Lock

Part Number: RSC-PAC-R556

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Estimated Ship Date: Nov 5, 2025 if ordered today

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PAC Racing 600 Series Valve Spring Retainers PAC-R616

Dual Spring 600 Series Retainer - Tool Steel Retainer for LS Dual Valve Springs PAC-1221 & 1521 Lock angle: L

Part Number: RSC-PAC-R616

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Estimated Ship Date: Nov 5, 2025 if ordered today

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PAC Racing 500 Series Valve Spring Retainers PAC-R557-16

Dual Spring 500 Series Retainer - Titanium Retainer for PAC-1341 Valve Spring. Lock angle: STD 8 degree

Part Number: RSC-PAC-R557-16

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Estimated Ship Date: Nov 5, 2025 if ordered today

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PAC Racing Springs Valve Spring Retainers PAC-R558

RETAINER Ti-17 TITANIUM

Part Number: RSC-PAC-R558

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PAC Racing Valve Locks PAC-L8045-16

Titanium Valve Locks - Standard 10 degree - Square Groove - Standard Install Height

Part Number: RSC-PAC-L8045-16

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Estimated Ship Date: Nov 5, 2025 if ordered today

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PAC Racing Valve Locks PAC-L8047

Titanium Valve Locks - Standard 10 degree - Square Groove - +0.050 Install Height

Part Number: RSC-PAC-L8047

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Estimated Ship Date: Nov 5, 2025 if ordered today

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PAC Racing Valve Locks PAC-L8057

Titanium Valve Locks - Standard 8 degree - Square Groove - +0.050 Install Height

Part Number: RSC-PAC-L8057

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Estimated Ship Date: Nov 5, 2025 if ordered today

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PAC Racing Valve Locks PAC-L8066

Steel Valve Locks - Standard 10 degree - Square Groove - +0.050 Install Height

Part Number: RSC-PAC-L8066

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Estimated Ship Date: Nov 5, 2025 if ordered today

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PAC Racing Valve Locks PAC-L8067

Steel Valve Locks - Standard 10 degree - Radius Groove - +0.050 Install Height

Part Number: RSC-PAC-L8067

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Estimated Ship Date: Nov 5, 2025 if ordered today

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PAC Racing Valve Locks PAC-L8067-16

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PAC Racing Springs Valve Locks PAC-L8068

VALVE LOCKS PAC STEEL

Part Number: RSC-PAC-L8068

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PAC Racing Springs Valve Locks PAC-L8068-16

VALVE LOCKS PAC STEEL

Part Number: RSC-PAC-L8068-16

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PAC Racing Valve Locks PAC-L8073-16

Steel Valve Locks - Standard 8 degree - Square Groove - Standard Install Height

Part Number: RSC-PAC-L8073-16

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PAC Racing Springs Valve Spring Retainers PAC-R559

RETAINER Ti-17 TITANIUM

Part Number: RSC-PAC-R559

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PAC Racing 500 Series Valve Spring Retainers PAC-R536

Dual Spring 500 Series Retainer - Titanium Retainer for PAC-1245 & 1289 Dual Valve Springs. Lock angle: STD 1

Part Number: RSC-PAC-R536

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Estimated Ship Date: Nov 5, 2025 if ordered today

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Need It Sooner? We recommend these similar substitute parts:

PAC Racing 500 Series Valve Spring Retainers PAC-R536-16

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PAC Racing 500 Series Valve Spring Retainers PAC-R537

Dual Spring 500 Series Retainer - Titanium Retainer for PAC-1342, 1386 & 1396 Dual Valve Springs. Lock angle

Part Number: RSC-PAC-R537

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Estimated Ship Date: Nov 5, 2025 if ordered today

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PAC Racing Springs Valve Spring Retainers PAC-R572

RETAINER Ti-17 TITANIUM

Part Number: RSC-PAC-R572

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PAC Racing Springs Valve Springs PAC-R539-16

Spring

Part Number: RSC-PAC-R539-16

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PAC Racing 600 Series Valve Spring Retainers PAC-R606

Dual Spring 600 Series Retainers - Tool Steel Retainer for PAC-1226 & 1326 Dual Valve Springs. Lock angle: S

Part Number: RSC-PAC-R606

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Estimated Ship Date: Nov 5, 2025 if ordered today

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Estimated Ship Date: Nov 5, 2025 if ordered today