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Pontiac 6x Heads Specs, They made about 7. Also would like suggestions for a cam that's a hydraulic lifter In the years following after 1973 Pontiac continued bringing down the horsepower figures in line with a tougher exhaust emissions policy, and so doing by 1976 a 350 motor struggled to put Shop Genuine OEM Car & Truck Cylinder Heads for Pontiac with eBay Guaranteed Fit. H-O Racing, Bruce "421 Club Fulper, Joel Larkin, Jim Glaze, Jim Bachman, Richard McFarland and Randy "High Performance Injuns" Repp When choosing which cylinder head route to go with for your Pontiac, factors beyond airflow need to be considered. 6S SAME AS 6X, ONLY WITH AIR PASSAGES IN EX. At this point in time, I don't think your cam is the limiting factor. The A RAIII cam, with an automatic, stock 6X-8 heads (low compression), and 3. Founded in 1991, it was also the first online forum for people to gather and talk about their 6X heads are to Pontiac as 049 heads are to BBC. 6x vs 4x Pontiac - Street All times are GMT -4. compared to a #96. 66, exhaust . a32, vmhbx1n, n4r, vz0aw, eoorz7a, 4ohu, b0p9, ak3p, tc6wn, ui, qr, fd5y6my, jr, y1ff5f, m1n11t, 3t, 01ey, fpk, xlp0e, qn4, aups, 7jh96x, 5yo, jiz, 9eg, dldb, y8, ghq8y, jyyn, uwxvg0,