Frequently Asked Questions

Q) How long before my kit will be shipped?

A) We are usually able to ship the standard kits out within 3 business days. If there is going to be a delay we will notify you at the time you place your order

Q) Will these pulleys fit on my engine?

A) BMD Pulleys will fit any Type I engine with a separate generator stand. The base part of the system mounts to the rear two studs on the generator stand.

Q) Will your system work with the Porsche style fan?

A) No, with the Porsche style fan there is no place to mount the base.

Q) What are the pulley dimensions?

A) The crank pulley is 6-3/4", the generator pulley is 3-3/4", and the idler roller is 2-1/4". The Dry Sump pulley is 5" and the generator pulley is 2-7/8".

Q) What are the belt dimensions?

A) The belt dimensions are 11/16" x 37-1/8", Napa part# 25 050365, Gates part# K050365, Dayco part# 5050365, Goodyear part# 4050365, Armormark part# 365K5, and AC Delco part# 5K365.

Q) If necessary, can the bearings be replaced?

A) We do not foresee the need to replace the original bearings, but if you decide to go to a ceramic bearing or wish to change them for any reason, they can be easily changed with snap-ring pliers.

Q) Can I use either an electric or mechanical fuel pump?

A) Yes, both can be used.

Q) Can I use my generator or do I need an alternator?

A) You can use either.

Q) Will your kit work on a type IV engine?

A) These kits are designed for the type I engine, but several of our customers have done the necessary modifications to adapt then to their type IV engines. If you email me I will forward some pictures to you.

Q) I'm building a show car and was wondering if I could get a kit in a custom color?

A) Yes, for an additional $45.00. (Allow a least an additional 2 weeks for shipping)

If you have any additional questions please email us at: bmdpulleys@comcast.net