853's
11-16-2004, 09:11 PM
#3
Originally Posted by slow98Z
are they beter than stock 98 heads.Got them off Ebay for $100.00.
11-17-2004, 06:44 PM
#7
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Originally Posted by davered00ss
98-99's got 801 heads. Don't know if they flow any different. Bolt patterns are different on 00-02 heads than 98-99 heads.
97 to 98 used the perimeter bolt valve cover and 99 and up used the center bolt valve cover. All the heads are interchangable on the block, just have to have the proper valve covers.
I believe the 243's started around mid 2000.
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11-17-2004, 10:08 PM
#8
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Originally Posted by DaleMX
????????
97 to 98 used the perimeter bolt valve cover and 99 and up used the center bolt valve cover. All the heads are interchangable on the block, just have to have the proper valve covers.
I believe the 243's started around mid 2000.
97 to 98 used the perimeter bolt valve cover and 99 and up used the center bolt valve cover. All the heads are interchangable on the block, just have to have the proper valve covers.
I believe the 243's started around mid 2000.
11-19-2004, 12:45 AM
#10
TECH Senior Member
Originally Posted by fastsspr
i think i so an article in a magazine saing there is a difference in flow betuine years and heads!!!
01/02 f-body 241 castings in stock form flow a little better than 853.
