Executive order
D-20-4
Tri-Star Corp.
Vehicle applications
No vehicle applications were preserved for this order.
Part records
| Part number | Model/specification | Modification | Remarks |
|---|---|---|---|
| 1974 and older vehicles with 12 volt negative ground battery, EXCEPT: (1) 1973-1974 Mercedes-Benz, Mazda, Audi, Porsche, (2) GM with coil integrated into distributor, (3) 1966-1970 vehicles with Dana or Carter NOx device using an electronic speed sensor |