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304 Holden 304 heads group a????

H1GHROLLR

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Hi there people a mate just brought a set of heads and he was told

that there group a they have a casting number at the front of the

head it is 13g0 and one at the back 92050019. . I have a set of

group a heads but there at my engine builders so i cant compare

is there any way you can tell if they are or not. . . .
 

vyjess

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hi the group a ones i have seen have a oval d shaped exhaust port where as standard ones have square shapped exhaust port!
 

greenfoam

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Look in Reapers VP thread he posted pictures of his D port heads just the other day
 

H1GHROLLR

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cheers boys your legends is there anyway of checking heads via the numbers on them
 

greenfoam

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You wont need to it will be obvious comparing the exhaust ports on them, even via a picture. The standard head looks alot different
 

H1GHROLLR

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lol just spoke to him then and he said the ports are square lol so there only normal 304 heads lucky he got them for a good price
 

96SEN8R

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Just out of interest fellers, Group A VN head's part number ends in 757
 

H1GHROLLR

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dunno i will check mine on tuesday i know mine are vn group A because i removed them from a written off vn GROUP A i got the heads and the twin throttles for $5500
 
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