Cylinder Heads & Accessories

Packages for machine work: There is no job too large or small. If you simply need a head milled and it is more convenient or you would like us to perform the task we will do it. If you do not see an option for what you need done please contact us.  ...

 Stage 1 ($700): This package is a labor package to do a stock rebuild on your cylinder head. With this option we can use any parts you supply including the used OEM or any aftermarket parts pending our approval. While we call this our stock...

Stage 2 ($1500): This is the most popular and versatile head package we offer. This cylinder head is good from daily driving to road racing and drag racing, and has been proven to 1000hp. This package has everything you need to run low 9s in the ¼...

Stage 3 ($2500): This is our ultimate offering for cylinder heads. If you are running 50+psi of boost or chasing 7 second time slips, this is the head for you. This package includes all necessary machine work plus our full port and polish and includes...

Buschur Racing is pleased to have teamed up with Supertech to offer our customers, the same valve springs and titanium retainers that we have had produced for our Stage 3 cylinder heads. Supertech Performance is best known for high performance valves,...

We're always looking for ways to make the engine bay cleaner, lighter and easier to work with. These small billet aluminum fittings allow you to simply install -6AN lines and fittings for a catchcan or breather right onto your valve cover. The piece...

We're always looking for ways to make the engine bay cleaner, lighter and easier to work with. These small billet aluminum fittings allow you to simply install -6AN lines and fittings for a catchcan or breather right onto your valve cover. The piece...

High Pressure Beehive Valvesprings 4G63 with Titanium Retainers   •The Original Beehive Spring Kit brought to the 4G63 Platform in 2006. •Fits all 4G63 engines including DSM and EVO. •Compatible with all popular cam...

Extremely High Seat Pressure, 135lb-150lb. 4g63. Not Recommended for Use in Street Cars.   Fits all 4G63 engines including DSM and EVO •Compatible with all popular cam profiles •Recommended for applications running 50psi or more...

The Kiggly Racing Steel Street springs are a cost effect, drop-in replacement for 4G63 applications looking to spin up to 10,000rpm and run up to 40psi boost. Includes 16 springs and 16 retainers. For use with OEM spring seats (not included)...

* Actively Regulates Lash Adjuster Supply Pressure to a Constant 15psi. * Accomplishes this by Restricting Flow Instead of Dumping Extra Pressure like the JDM Regulator. * Reduces Oil Flow Into the Head, Keeps More Oil in the Pan. * In Some Instances can...

Brand new OEM Mitsubishi lifter.