Need Pulley and Belt Help!

SilverSnake5854

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Established Member
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Jun 21, 2011
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Location
St. Louis
stock eaton
2.93 upper
4lb lower
(3) 100mm (1) 92mm billetflow idlers
billetflow old style snub tensioner
Belt is a dayco, 5080810, 367

What length belt do i have/need with my current setup?
if i go to a 2.8 upper, what size belt would i need?
Is a steel upper pulley better than aluminum?
Gates solid 6 rib?

thanks
 

SilverSnake5854

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Jun 21, 2011
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St. Louis
yea i looked, took the belt to the auto parts store and they said it was a 81 & 5/8.. so i got a solid rib gates as a replacement for now, ill know if it fits when i get done doin the idler bearings.. i am still wanting to know about the 2.8 pully and belt?
 

TRBO VNM

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Feb 5, 2004
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23,095
Location
Maryland
yea i looked, took the belt to the auto parts store and they said it was a 81 & 5/8.. so i got a solid rib gates as a replacement for now, ill know if it fits when i get done doin the idler bearings.. i am still wanting to know about the 2.8 pully and belt?

your answer is in the second link in that thread I put in my first post.

you can also search and find more info and read up on these cars and find pretty much anything you need to know.

IMO, steel pulley or steel hub is better than the aluminum because of the eaton shaft being steel as well. I have installed some aluminum pulleys and had issues with them spinning on the shaft. The billetflow and other aluminum pulleys with steel hubs are fine since they have a steel hub.
 

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