461 heads

Lew Silverman · 12-17-2013, 05:58 PM

This is what I looked at, from the 1966 Chevy classification listing, for the 327-300 HP combo in Super Stock -

RHS Cast Iron heads # 12400 & 12402 accepted as replacement head

These heads may be used in SS only, not Stock

Dart Cast Iron heads with cast # 10021070 accepted as replacement head

This head may be used in SS only, not Stock

World Products Cast Iron heads with cast #'s 043600 & 043610 accepted as replacement heads - SS ONLY

(Formatted from Excel spreadsheet, sorry!)

12-17-2013, 05:58 PM	#5
Lew Silverman VIP Member Join Date: Mar 2010 Location: Newport News, VA Posts: 1,435 Likes: 371 Liked 129 Times in 59 Posts	Re: 461 heads This is what I looked at, from the 1966 Chevy classification listing, for the 327-300 HP combo in Super Stock - RHS Cast Iron heads # 12400 & 12402 accepted as replacement head These heads may be used in SS only, not Stock Dart Cast Iron heads with cast # 10021070 accepted as replacement head This head may be used in SS only, not Stock World Products Cast Iron heads with cast #'s 043600 & 043610 accepted as replacement heads - SS ONLY (Formatted from Excel spreadsheet, sorry!) __________________ Lew Silverman #2070 "The Wagon Master" N/SA

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