Mr. Gasket 6010 - Mr. Gasket HEI Adjustable Vacuum Advance Set
Mr. Gasket #720-6010HEI Vacuum Advance and Spring Only |
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Improve the mileage and performance of your HEI equipped GM vehicle using one of Mr. Gasket's Adjustable Vacuum Advance Conversion Sets. These sets let you custom tailor your centrifugal and vacuum advance rate on stock '74 to '79 GM distributors. An in-depth instruction sheet guides even the rookie do-it-yourselfer through the entire installation with professional results.
