Alrighty then... thanks for the illusttrated verification.
My vote stays the same... they are available in both T-409 and T-304 stainless, and have built in heat shields. Just may be slightly long for your application.
here are the ones I have:
http://www.summitracing.com/parts/HSH-12518300/
from Summit Racing:
"Mufflers from Hushpower that are perfect for your hot rod.
These Hushpower II mufflers are designed for use with street rods, customs, and sport trucks. They feature stainless steel construction with an internal, layered-laminar jet engine gas flow design that uses guided sound control with broadband sound cancellation for a mellow '50s tone. These Hushpower II mufflers support up to 400 hp, while delivering outstanding looks, durability, and sound control. Give your vehicle a unique, hot sound with a set of Hushpower II mufflers.
"