Supertech BMW Internal Engine Parts for BMW G42 M240i xDrive B58 3.0L

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Rebuilding your engine or giving your cylinder head an overhaul? Internal engine components covers parts that are located within the engine block and cylinder head. Examples include: timing chains and tensioners, rocker arms, rod bolts and studs, head bolts, valve springs, connecting rods, and more. These are Genuine BMW engine parts, performance upgrades, or approved aftermarket brands that have a long track record of reliability and quality.

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5mm Single Groove Valve Keeper - Set Of 24

T#:21604314

Part#: KPR-5.0-7S-24

In Stock

$ 72.99

This product was last offered at the strikethrough price on
08-13-2026

$ 67.99 USD

Limited Qty Sale

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Qty

$ 72.99

This product was last offered at the strikethrough price on
08-13-2026

$ 67.99 USD

Limited Qty Sale

Add to Wish List

Two required per valve, for use with certain supertech valves 5.0mm single groove

Performance Conical Valve Spring - Set Of 24

B58B30 Applications Only

T#:21604324

Part#: SPR-FE20BE-24

Ships in 8 Business Days

$ 471.99 USD

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$ 471.99 USD

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Supertech has the high performance valvetrain components you need to take your build to the next level. Seat Pressure: 75 @ 37 Open Pressure: 155 @ 10 Max Lift: 12.2mm Coil Bind: 23.20mm Rate: 8 OutSpr.ID: 17.60mm InnSpr.OD: 21.00mm InnSpr.ID: 14.20mm

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5mm Single Groove Valve Keeper - Priced Each

T#:21604312

Part#: KPR-5.0-7S

Back Ordered

$ 3.99 USD

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Qty

$ 3.99 USD

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Two required per valve, necessary use with certain supertech valves 5.0mm single groove

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Supertech BMW Internal Engine Parts for BMW G42 M240i xDrive B58 3.0L

5mm Single Groove Valve Keeper - Set Of 24

Performance Conical Valve Spring - Set Of 24

5mm Single Groove Valve Keeper - Priced Each

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