Cams bolt into 1966-84 (except 80-81) Big Twin engines with no head work; on 1980-81 engines the height of the stock H-D valve guides restricts spring travel (and cam lift) to .430in. or less
More mid-range and high-end power; idle unaffected
Spring travel and clearance, plus clearance at main bearing boss must be checked on *980 and later models
Specifications| Exhaust Lift at TDC | Shovel: 0.142" Pan: 0.150" |
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| Application | Intake / Exhaust |
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| Grind | A2 |
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| Intake Lift | Shovel: 0.450" Pan: 0.470" |
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| Exhaust Lift | Shovel: 0.450" Pan: 0.470" |
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| Product Name | Cam |
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| Type | Gear |
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| Color/Finish | Gray |
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| Intake Lift at TDC | Shovel: 0.156" Pan: 0.164" |
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