Supertech Valve Spring Kit - BMW B38/B48/B58

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Special Instructions: PLEASE CALL TO VERIFY AVAILABILITY BEFORE ORDERING

SKU: 11-SUP-SPRK-MCB48

Retainers:

Qty:

Product Details

Technical Specs

Supertech Valve Spring Kit

BMW Valve springs are made with premium Super clean Chrome Silicon Vanadium Steel alloy for higher performance & durability at high rpms and better memory.

These springs have been thoroughly tested and performed flawlessly with nearly all the cams from Schrick, Cat Cams and Sunbelt.

Tech Notes

For high-performance street/track cars or turbo/supercharges engines we recommend Steel Alloy retainers for increased longevity.
For Full-Race Engines that require a lighter weight valvetrain we recommend Titanium retainers.
As with all titanium retainers we strongly recommend the valvetrain is regularly inspected.

About Supertech Valve Springs & Retainers

Supertech Valve springs are made with premium Super clean Chrome Silicon Vanadium Steel alloy for higher performance & durability at high rpms and better memory.

Computer designed to ensure that wire stress levels do not overpass the limits of stress defined in the diagrams of fatigue for long durability under extreme conditions. Computer software also allows Supertech to make sure that the harmonics are well under control.

The Retainers are manufactured with high quality military certified Titanium alloy, CNC machined for a tight fit that will ensure a long durability.

Pressure

Seat - [email protected]

Open - [email protected]

Max. Net Lift

12.20mm

Coil Bind

27mm

Spring Rate

10.3lbs/mm

OutSpr.OD: 26.5mm
OutSpr.ID: 18.7mm
InnSpr.OD: 21.6mm
InnSpr.ID: 13.8mm