How to Upgrade 4G63T

Step-by-Step Guide

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   Step 1: The first thing you need to do is a complete a tune up.

   If they break, you'll be paying for a cylinder head rebuild (not cheap). ,,, If not, pick one up now before moving forward with any modifications. , We've broken it down into two common stages to help you achieve your goals gradually.Before you start shopping for big turbos, intakes and headers, read our article on the common mistakes and misconceptions by newbie and read the staged upgrade paths to the right.
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   Step 2: Replace all worn belts

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   Step 3: including the timing belt and balance shaft belt.

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   Step 4: If the timing belt/balance shaft belt haven't been replaced within the last 60k miles

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   Step 5: or you're not sure when they were last changed - change them now.

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   Step 6: You'll also want to change out all filters

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   Step 7: fluids

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   Step 8: worn hoses

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   Step 9: spark plugs/wires

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    Step 10: and worn/leaking gaskets.

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    Step 11: Check the compression

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    Step 12: do a leak-down test

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    Step 13: check your ignition timing

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    Step 14: Basically

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    Step 15: do all of the checks that your repair manual tells you to do - you do have a repair manual already

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    Step 16: don't you?

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    Step 17: Once you've gotten all of the necessary maintenance out of the way

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    Step 18: you can start with the modifications.

Detailed Guide

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