Are 487 Heads Any Good at Minnie Cook blog

Are 487 Heads Any Good. When i did the research some sites said all 487x heads came. Has anyone taken the 441/487 heads and enlarged the valves? Any specific porting issues or. The condition of the heads is. It was also the casting core for the early low. As far as for performance you would be way ahead buying a. Do both have hardened seats? The engine i have was bored.060 over (came that way) and has a weiand. By comparison '96 vortec truck heads are about 230 cfm. I also heard many base. Would there be any improvement at all using the 487x heads compared to the stock 882/624 heads? Of the earlier, 76cc heads, the 487 is supposed to be the more desireable casting. Some of the 487x heads came with 2.02 1.60 valves from the factory. At best about 205cfm (with 2.02/1.6 valves). The regular 71 and 72's came with 3973487 and no x notation and they had the smaller intake ports.

At best about 205cfm (with 2.02/1.6 valves). The regular 71 and 72's came with 3973487 and no x notation and they had the smaller intake ports. It was also the casting core for the early low. Has anyone taken the 441/487 heads and enlarged the valves? Of the earlier, 76cc heads, the 487 is supposed to be the more desireable casting. The condition of the heads is. They are the best head for a 72 car if you want to maintain stock heads. As far as for performance you would be way ahead buying a. Do both have hardened seats? When i did the research some sites said all 487x heads came.

Sbc 487 Cylinder heads for Sale in Tracy, CA OfferUp

Are 487 Heads Any Good By comparison '96 vortec truck heads are about 230 cfm. Do both have hardened seats? Has anyone taken the 441/487 heads and enlarged the valves? Any specific porting issues or. As far as for performance you would be way ahead buying a. Some of the 487x heads came with 2.02 1.60 valves from the factory. By comparison '96 vortec truck heads are about 230 cfm. It was also the casting core for the early low. Would there be any improvement at all using the 487x heads compared to the stock 882/624 heads? The engine i have was bored.060 over (came that way) and has a weiand. I also heard many base. They are the best head for a 72 car if you want to maintain stock heads. Of the earlier, 76cc heads, the 487 is supposed to be the more desireable casting. The regular 71 and 72's came with 3973487 and no x notation and they had the smaller intake ports. The condition of the heads is. When i did the research some sites said all 487x heads came.

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