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#21
03-21-2020, 04:49 PM
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My 1967 service manual shows that the normal dual spring setup were used on all other heads, but a single spring with damper used on the early RA heads. Was that true?
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Mick Batson 1967 original owner Tyro Blue/black top 4-speed HO GTO with all the original parts stored safely away -- 1965 2+2 survivor AC auto -- 1965 Catalina Safari Wagon in progress. |
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#22
03-21-2020, 06:00 PM
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1966 Ram Air and 1967 early Ram Air engines with engine number 646615 and down uses a single valve spring #9785720 102lb@1.586" installed height.
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#23
03-22-2020, 08:57 PM
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1967 RA Firebird block and head casting. Note 997 head casting by oil dipstick tube.
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