VAC - M52tu / M54 High Performance Valve Spring & Retainer Kit

Purchase VAC - M52tu / M54 High Performance Valve Spring & Retainer Kit

Expertly Designed with the aid of a Formula-1 engineer from the finest materials and manufacturing techniques. Our Spring Kits are guaranteed to out perform the competitions.

Our complete kit includes all the springs, retainers, and seats you will need to install a performance or race camshaft set into your aluminum block M52tu & M54 engines. Retainers in this kit are designed to perfectly accommodate our unique springs that control harmonic resonance and various profile cams in stride.

VAC Steel Alloy retainers work perfect wether competitively racing or daily driving. They offer excellent weight reduction Vs. stock retainers, and are extremely strong. This is the choice for a street car, or an owner that wants to go multiple seasons or years without opening the engine for inspection or tear down.

VAC Titanium Retainers offer an extremely light weight choice for racers that are determined to maximize performance down to each gram of the valvetrain. Ideal for very high RPM extreme race & sprint use.
When do you want to select Ti retainers? A good indicator is when you plan to switch to solid lifters or are building an all out race engine that will be regularly inspected.

These kits have worked flawlessly with every camshaft we have ever installed, including those from Schrick, VAC, Sunbelt, Cat, and others.
From the reliable and winning results of thousands of our spring assembles, we can say confidently this represents the best set available for your BMW at any price.

Please note that because we engineered this set from a clean design; springs retainers and seats are all sold together as the superior dual spring arrangement must be used with the correct retainers and seats together and are not compatible with OEM seats/retainers, therefore springs are not available separately other than for replacements.

This kit features: