Quote:IF you keep the RPMs revved up you should notice a little bit more power. The stock carb and exhaust are limited to about 5,000 RPM. To notice more power you could:
- Change to a larger carburetor (like Weber DGV)
- Upgrade to 1.75" diameter exhaust
- Rev it over 5,000 rpm

I

What do you mean by "correct" compression rate?

In old times there was a lot of talk about higher duration cams "needing" more compression, but during the 90s it was proved you make more power, regardless of compression ratio.

The GX cylinder heads have larger chambers, so compression will drop a bit compared to the "premium gas" GX engine. You should have exactly what the "regular gas" GX (twin carb) engine had. All factory stuff, the camshaft seems similar too. See A12GX Engine

I once saw a chart, i don

Hi Billy, abt the camshaft u bought. How much is it anyway from ebay?

two of mine...... sorry about the size

1st one is in the car now.... 2nd one was in there originally and might go back in when the racecar gets sold and the engine goes into my street wagon

Thanks for the info...But i

Whats the recommended cam specs for a blown A15, fast road?. I have heard its different from an NA.

Whats the quality of fuel like in Portugal ?
Octane rating ?

Quote:

This is the specs I have for a A15 turbo. This is somewhere near what you are looking for>