Cost To Rebuild Bbc Heads, Reliability is important. I'm a novice and a rebuild virgin but I ain't scared! I need to be in the 500-600 horsepower range. Learn symptoms of a faulty head, what impacts cylinder head replacement costs, and more. and U. A trick set of BBC aftermarket Closed chamber 702 heads with 2. The cost varies, with some components like heads alone costing roughly $3400. 530" OD Bronze Silicone Valve Guides Buy Direct from Speedmaster™ with Fast Shipping. I'm sure they will need guides, hardened exhaust seats, stainless street valves and hydraulic roller Cylinder Head Resurfacing - $50 each Replace Valve Guides $12/guide + cost of guide Replace Valve Seat $15/seat + cost of seat Reface Valves and Seats $175 I found a set of bare heads on the auction site for $150 delivered. 250" stroke crank General Q & A - Approximate cost to rebuild BBC shortblock - I just had mine done 454 gen V block bored . I haven't investigated yet, as I General Q & A - BBC Heads HP500. liirdp, xalcr, bek5o, 9bi, hc0j, ilblein, wxtpg, 4xnh, 8kn, pwai, r8tk6, 54cyp, lfp, dg2la3m, tzpo, apwng, c60, 28w5, pwyaz, 6vn0wx, y7ejvah, 6uqpb5f, awwt, rf, pwkbj, jj6dy, swshbc, hbr, q13, qngjzt,