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Gary
Gary, ASE Certified Technician
Category: Ford
Satisfied Customers: 744
Experience:  Senior Technician
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I have a 1986 ford truck and put in a 302 motor from a 1968

Customer Question

i have a 1986 ford truck and put in a 302 motor from a 1968 mustang and have a vibration when i rev it a little.I remember there was a issue with the flex plate so i got one from atransmission shop and heard that it may be my problem. they say before 1981 they should be 28 oz.. would u have a part number for the flex plate i should have
JA: How many miles are on the car? Is it an automatic or a manual transmission?
Customer: auto matic and only about 1000 miles on the motor
JA: Are you fixing your Mustang yourself? What have you tried so far?
Customer: i have a friend who is a pretty good mech . the motor was from a mustang but it is in my truck
JA: Anything else you want the mechanic to know before I connect you?
Customer: no just need to know what flexplate i need
Submitted: 1 month ago.
Category: Ford
Expert:  Gary replied 1 month ago.

Hi there,

Yes you need a 28oz flexplate, you are running a 50oz flexplate at the moment.

This thread may help you:

http://www.fordmuscleforums.com/all-ford-techboard/450008-visual-id-28oz-vs-50oz-flexplate.html

Then you could buy from a supplier here:

http://www.ebay.com/sch/i.html?_from=R40&_sacat=0&_nkw=ford+302+28oz+flexplate&_sop=15

Hope this helps.

Gary

Expert:  Gary replied 1 month ago.

You also need to verify your tooth count, could be 157 or 164.

Gary

Expert:  Gary replied 1 month ago.

Hello again,

Do you need any further help?

I hope my advice has been of assistance to you.

Kind regards

Gary

Expert:  Gary replied 1 month ago.

Hello again,

Do you need any further help?

I hope my advice has been of assistance to you.

Kind regards

Gary