I would ream it, mike the ID, and turn a brass NP nipple down to press fit with a .0005" / .001" interference. Chill the fitting and use Lock-Tite Cylindrical Part Bonding Compound at assembly.

Good for life.

Last edited by THE FRENCHTOWN FLYER; 01/31/10 02:55 PM.
FORD 300 inline six - THE BEST KEPT SECRET IN DRAG RACING!