Turbo header design
Clarence Wood
clarencewood at centuryinter.net
Fri Jan 8 09:38:32 GMT 1999
Thanks Tom!
At 10:04 PM 1/7/99 EST, you wrote:
>In a message dated 1/7/99 12:36:28 PM Central Standard Time,
>clarencewood at centuryinter.net writes:
>
>I think it should look like this:
>
> 1 8 4 3 6 5 7 2
>1 0 P C I E
> 90 P C I E
>2 180 E P C I
> 270 E P C I
>3 0 I E P C
> 90 I E P C
>4 180 C I E P
> 270 C I E P
>
>The first column counts the strokes, and the second column indicates degrees
>from top dead center of the #1 piston.
>
>Visualize the #1 and #2 pistons, whose rods are mounted on the same crank
>journal, firing. #2 fires (the P at the bottom right corner of the chart).
>The #1/#2 journal rotates (along with the rest of the crankshaft, hopefully!!)
>90 degrees, and #1 is at TDC (the P at the top left of the chart). After
>another 90 degrees of crank rotation, the #7/#8 journal , which is 180 degrees
>off from the #1/#2 journal, has brought #8 to TDC (P in the "8" column). 90
>degrees later, #7 is at TDC, but at the beginning of the intake stroke (I in
>the "7" column). You'll get the idea if you picture the whole thing rotating.
>
>I hope after all that, I got it right!?
>
>Tommy
>TMead17327 at aol.com
>
>
>
><< Firing order
> 1 8 4 3 6 5 7 2
> Stroke
> 1. P C I E P C I E (P=power,C=comp,I=intake,E=exht)
> 2. E P C I E P C I
> 3. I E P C I E P C
> 4. C I E P C I E P
> >>
>
>
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