How to choose a camshaft
(→Overlap) |
(→Narrower LSA:) |
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| Line 58: | Line 58: | ||
====Narrower LSA:==== | ====Narrower LSA:==== | ||
A narrower LSA will ''increase'' overlap. This has a tendency to reduce engine output at lower RPM and increase engine output at higher RPM. A narrower LSA tend to make more peak power but a little less average power. | A narrower LSA will ''increase'' overlap. This has a tendency to reduce engine output at lower RPM and increase engine output at higher RPM. A narrower LSA tend to make more peak power but a little less average power. | ||
| − | *Moves torque to | + | *Moves torque to higher RPM |
*Increases maximum torque | *Increases maximum torque | ||
*Narrow power band | *Narrow power band | ||
| − | * | + | *less chance of engine knock |
| − | + | *less cranking compression | |
| − | * | + | *less effective compression |
| − | * | + | |
*Idle vacuum is reduced | *Idle vacuum is reduced | ||
*Idle quality suffers | *Idle quality suffers | ||
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