Category: 20V 4A-GE

MK1 20V 4A-GE Engine

How To: Swap a 20v by System

Changes that need to be made to accommodate the 20v by system 1. Exhaust -Silvertop The complete 16v exhaust system can be used with the 20v silvertop. The only needed modification will be to...

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20V Blacktop Dyno Results

Here are the results: 137whp & 111wft-lbs. This is with 103 octane unleaded gas. I don’t really trust the A/F ratio measurements. The tool they use for that is a little suspect, since it...

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20V Blacktop Swap – Wiring

The most time consuming part of the swap. I was somewhat reluctant about doing this swap because I was afraid of the daunting task of the wiring. However, once I got into it it...

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20V Blacktop Swap Exhaust

For the exhaust, you need to decide if you want to use the 16V manifold or the 20V. The 20V manifold is a much more efficient design, however involves more customization that the 16V....