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#Port and polish head kit manual
#Port and polish head kit upgrade
#Port and polish head kit crack

Step 2: Paint the perimeter of the intake runner with machinist red or blue. The intake runner can be widened much more to match the circumference of the intake gasket. With intake manifold gasket pressed against the cylinder head you can see how much metal can be removed to increase airflow. Step 1: Match the intake ports to the intake gaskets.

Surgical masks or other form of respiratory protection.

Small screwdriver or other metallic pointed utensil.

High speed Dremel (10,000+ RPM capable).

Use a Scotch-Brite pad or 80 grit sandpaper to scrub the area where the cylinder head mates with the intake gasket down to bare metal.

#Port and polish head kit crack

Tip: If a crack is found in the cylinder head the cylinder head must be replaced.Most commonly they will appear between adjacent valve seats. Step 4: Inspect the cylinder head for cracks. Scrub with a golden haired wire brush or Scotch-Brite pad to help remove any stubborn deposits.

Step 3: Thoroughly clean the cylinder head of oil and debris with brake clean. When disassembling, order the removed components in a fashion where you can easily keep track of the original positions. Tip: Each component removed should be reinstalled exactly in the position it was removed from.

#Port and polish head kit manual

You should refer to your manual for the specifics on removing these as each car is very different. Step 2: Remove the camshaft, rocker arms, valve springs, retainers, valves and lifters. Generally, you’ll need to remove any parts from the head obstructing removal and you will need to remove the nuts and bolts securing the head. This process will vary from engine to engine, so you should consult your manual for all the details. Please remain patient and exercise determination during this procedure. Tip: This entire process will take some time. Old, spare cylinder heads can be purchased at a salvage yard or a shop may be willing to let you have an old one for free.

Note: If you have little to no experience with a Dremel it is suggested you practice on a spare cylinder head first.

It is very easy to grind way too much metal, which is irreversible and will likely deem the cylinder head unusable. However, please keep in mind that everything suggested in this article is performed at your own risk. Below we will provide an easy guide to port and polish cylinder heads properly, safely, and efficiently. The porting and polishing process is broadly the same for all cylinder heads. The best way to save the most money while reaping the same performance benefits is to invest your own personal time into porting and polishing the cylinder head yourself. To alleviate some of the financial pressure, you can send your cylinder head to a machine shop for the porting and polishing job, but that will be expensive. Today's aftermarket cylinder heads come with a high price tag.

#Port and polish head kit upgrade

The engine will love the upgrade but your wallet may not. One of the easiest ways to gain 20 to 30 horsepower is to purchase ported and polished aftermarket cylinder heads.