Offshoreonly.com - whipple pulleys

Offshoreonly.com (https://www.offshoreonly.com/forums/)

- General Q & A (https://www.offshoreonly.com/forums/general-q-20/)

- - whipple pulleys (https://www.offshoreonly.com/forums/general-q/260069-whipple-pulleys.html)

spyderconv1999

08-11-2011 01:02 PM

whipple pulleys

does anyone know what size pulley the 500 efi side mount kit came with? im making about 4-5 lbs of boost and might be looking to up it a couple lbs once i get the bmax drives on.......thanks, ted:drink:

spyderconv1999

08-26-2011 11:43 AM

anyone?

weldcrane

08-26-2011 06:01 PM

ive got the same set up i will look this weekend

95caliber

08-27-2011 12:03 PM

Cant you just measure the diamater of the pulley?

JasonSmith

08-27-2011 07:00 PM

I think they were 3.125" I have a 10 rib one if you need it.

weldcrane

08-28-2011 02:34 PM

just measured mine 3 inches on blower 9 on bottom

spyderconv1999

08-28-2011 09:53 PM

Thanks guys, I guess what I really need to know is what pulleys do I need to run 7-8 lbs of boost and does anyone know where I can buy them or does anyone have a pair they wana sell

JasonSmith

08-28-2011 10:23 PM

Quote:

Originally Posted by spyderconv1999 (Post 3490623)

Thanks guys, I guess what I really need to know is what pulleys do I need to run 7-8 lbs of boost and does anyone know where I can buy them or does anyone have a pair they wana sell

2.75"...I think is what I ran on my 454's. 8.75:1 pistons with those 2.75's gave me about 9.5lbs or something like that on box-stock Edelbrock aluminum marine heads (same as the 525efi's)

spyderconv1999

08-29-2011 09:55 AM

ok thanks jason......

All times are GMT -5. The time now is 02:13 PM.