Oversize. 30.6mm intake, 29mm exhaust.
BMW G14 840i B58 3.0L Cylinder Head Parts
- Cam Follower
- Camshaft
- Exhaust Valves
- Gaskets
- Hardware
- Head Bolts
- Head Studs
- Intake Valves
- Tools
- VANOS
- Valve Cover
- Valve Keeper
- Valve Seals
- Valves
Upgrade Your Gen 2 B58 With Kelford Cams!
For Gen 2 B58 Cars
Specifically designed to provide the extra reach needed for thick flanges, these studs ensure your manifold remains secure.
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Genuine BMW 97MM, 30, 1/4
MSRP stands for Manufacturer's Suggested Retail Price. This is the suggested retail price provided by the manufacturer, supplier or seller.
This product was last offered at the strikethrough price on
07-30-2026
Genuine BMW head gasket
MSRP stands for Manufacturer's Suggested Retail Price. This is the suggested retail price provided by the manufacturer, supplier or seller.
This product was last offered at the strikethrough price on
07-30-2026
Stop leaks and restore engine power
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Prevent oil leaks with this new valve cover gasket
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For vehicles with the Gen2 B58 engine (B58C B58D B58X B58TU)
Seals the VANOS actuator to the valve cover
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Head gasket kit without the Head Gasket and with valve stem seals
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For vehicles with the B58C (B58 Gen2 / B58TU 2-Port) engine only
Seals the cylinder head to the engine block
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Ensures you have the exact high-strength, factory-correct hardware required to properly clamp and seal your engine block.
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Increase engine efficiency and power output, all while retaining Valvetronic and Dual VANOS functionality!
For vehicles equipped with a B58C or B58D engine
Improved valve control and additional camshaft lift beyond what is possible with OEM valve springs!