Factory Camshafts ~ 1968 340 '4-Speed' vs. Chevy '151'

Factory Camshafts
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'Advertised Specifications'

1968 Mopar 340/275 HP '4-Speed'

.445"/.455" Lift ~ 284*/292* Duration ~ 60* Overlap ~ 114* CL

Duration @ .050" = 214*/222*

Note; Some literature lists this Camshaft with a 276*/284* Duration and a 52* Overlap.

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Chevrolet 327/350 HP 'L-79' #3863151 { '151' }

.447"/.447" ~ 306*/306* Duration ~ 74* Overlap ~ 110*/108* CL

Duration @ .050" = 221*/221*

Note: Some literature lists this Camshaft with a 320*/320* Duration at 'Zero Lash'.