M30 Performance Cylinder Head

The BimmerHeads M30 performance cylinder head is for the true enthusiast. This head is great for those planning to build a street beast that will scream at high RPMs. This head allows the option of original (good used condition) OE BMW dual valve springs or performance dual valve springs. Our M30 performance head also allows the option or either OEM replacement rocker arms or heavy duty forged steel rocker arms.

Our M30 performance cylinder head is completely torn down and rebuilt receiving the following:

• Cleaning
• Pressure testing
• Resurfacing
• Porting & polishing by hand
  
• New valve guides
• New performance valve seals
• New rocker arms
  
• New rocker arm locks
• New rocker arm hardware
• New rocker arm eccentrics
  
• New intake manifold studs
• New thermostat housing studs
• New exhaust manifold studs
• New valve cover studs

Our cylinder heads are built to order. There are no cancellations allowed on cylinder head orders. Please expect a minimum production time of 8 to 9 weeks.

Price INCLUDES a refundable $700 core charge.
Once you've received your fresh BimmerHeads cylinder head please re-use our packaging to return your core M30 cylinder head (with camshaft) back to us. Your core head and camshaft will be put through our inspection and testing processes and if they pass, and are deemed good usable cores, a complete cylinder head core charge refund of $700 will be issued. If the camshaft is unusable, or some other repairable damage is found, we may offer a reduced core charge refund. Core head return shipping charges are paid by the customer.

IMPORTANT: Please specify your M30 cylinder head type in the notes at checkout! We most frequently work with the E24/E28 M30B34 and E32/E34 M30B35 cylinder heads.