[Diy_efi] Chevy / Jaguar conversion spark knock

Adam Wade espresso_doppio at yahoo.com
Thu May 29 17:55:55 GMT 2003


--- Mike Worley <Mike.Worley at cae.com> wrote:

> Once warm I get the knock under any sort of load
> condition or slight acceleration.  No error codes
> though.

Many modern cars are run to the very edge of knock as
a general rule.  Two questions come to mind; are you
using the recommended octane fuel?  And is it possible
there is carbon build-up in the cylinder?  You may
also want to check your injectors for deposits and
spray pattern, and check your fuel pressure,
especially on acceleration.  And of course, check for
any intake leaks.

=====
| Adam Wade                       1990 Kwak Zephyr 550 (Daphne) |
|   http://y42.photos.yahoo.com/bc/espresso_doppio/lst?.dir=/   |
| "It was like an emergency ward after a great catastrophe; it  |
|   didn't matter what race or class the victims belonged to.   |
|  They were all given the same miracle drug, which was coffee. |
|   The catastrophe in this case, of course, was that the sun   |
|     had come up again."                    -Kurt Vonnegut     |

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