B & H auto supply is the guy i used. my teacher from my HS machine shop referred me to him, got my head cleaned and surfaced, got the block cleaned (but he doesnt do hot tanking, just a solvent cleaning) and decked. he does boring, honing, and head work too iirc.
B & H Auto Supply Inc
19 Jackson St
Middleboro, MA 02346
(508) 947-2011‎
could always call for a quote.