I have read several times a reference to using a 216 intake on a 235-261 or using a 235-261 intake on a 216 by using head to manifold reducer sleeves. I can't find a vendor for these sleeves. Can anyone tell me who might carry this product?
Tahnx,
Joe

My Truck: https://www.inliners.org/ubbthreads...Number=100611&#lg=100611&slide=0

Inliner Member #393