Thread: 1969 RAIV heads
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Old 07-21-2025, 02:10 PM
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jm455ho jm455ho is offline
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Quote:
Originally Posted by adamo View Post
I live in the Toronto Ontario area. Do you know who possibly ported them? Also are you sure they are 64cc and not bigger?
They have not been ported. They must have been slightly milled at some point, probably to clean up the surface. I measured a couple of chambers, and they were 64 cc's. The intake runners measure 176 cc's, and the exhaust runners measure 164 cc's. Both are stock specs.

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