Randolph wrote:
> jim beam wrote:
>
>>Randolph wrote:
>>
>>>jim beam wrote:
>>>
>>><snip>
>>>
>>>>3k is /way/ too low for the vtec cam.
>>>
>>>
>>>Jim, the OP has VTEC-E (D15Z1). The proper shift-over point on that
>>>engine is between 2500 RPM and 3000 RPM depending on load.
>>>
>>
>>wow - hardly seems worth the effort at that rev range. guess i've only
>>driven the later more sporty vtecs.
>
>
> VTEC and VTEC-E were actually used at the same time, the VX got VTEC-E
> and the Si and EX got VTEC in the 92 - 95 model years Civic (I believe
> the VX changed name to HX some time during those model years). The
> VTEC-E is optimized for fuel economy, not power. The '92 VX was rated 48
> MPG city, 55 MPG highway. The Civic Hybrid manual of 2005 is rated
> 46/51. So, in my mind, the 13 year old model wins on both looks and fuel
> economy.
>
makes sense. the most economical of all should be the 1996-2000 civic
hx cvt. the cvt is capable of keeping the engine in a /very/ narrow &
therefore fuel efficient rev range. can theoretically tune the engine
for a very specific power band.