All GM 305, 350, 454, left hand rotation engines.

Also works on older, right hand GM engines, around 1994 and prior, that use Left Hand gears

Requires resistor block R119001

• REPLACES PCM RA1070039M
• Prestolite Distributors are no longer available

• Mallory GM replacement is the way to go now!

• Sierra 18-5494-2

• This distributor has a three wire connection, green to the negative side of coil, brown to any ground point and red to the 12V side of the ballast resistor

• You need to keep your ballast resistor with this electronic distributor