Mr. Gasket 8703 Hot Rod Calculator User Manual
Page 59
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ser
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s
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Uide
— 57
KeysTroKe
disPlay
1. Clear all stored values:
(Clear All)
all Cleared
2. Enter the target displacement of 405 CID and current Stroke
length:
enG
siZe
405.
CU in
sTroK 3.75
in
3. Calculate the new Bore:
*
bore 4.146
in
**
* Repeated presses of
will toggle through the inputs and outputs,
starting with the entered Stroke.
** In order to be within your class requirements, you could go to an
over-bored size of 4.146 inches.
stroke — Based on engine Displacement and Bore
next, go the other way. keeping your stock Bore, solve for a
longer Stroke length.
KeysTroKe
disPlay
0.
4. Enter your stock Bore of 4.12 inches, and a target displace-
ment of 405 CID:
bore 4.12
in
enG
siZe
405.
CU in
5. Calculate the new Stroke length:
*
sTroK 3.797
in
**
* Repeated presses of
will toggle through the inputs and outputs,
starting with the entered Bore.
** Notice you can also meet your goals by keeping the stock Bore and
going to a longer Stroke of 3.797. In terms of cost, it will be more cost
effective to go over Bore to reach your goals in this particular example.
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