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3938 hits | 30.98 KB | Posted: 6/29/03
2 20R heads, 1 stock, 1 ported & polished

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1913 hits | 29.56 KB | Posted: 6/29/03
intake runners 3 & 4, and water jackets

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1872 hits | 25.83 KB | Posted: 6/29/03
intake runners 1 & 2, and water jackets

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2195 hits | 18.58 KB | Posted: 6/29/03
intake runner #4, porting broke through wall into oil passage

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1924 hits | 25.02 KB | Posted: 6/29/03
intake runner #3, porting broke through outside of the head

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1882 hits | 26.8 KB | Posted: 6/29/03
modified & stock 20R head, custom reinforced oil passage

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1788 hits | 24.28 KB | Posted: 6/29/03
custom reinforced oil passage

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3061 hits | 36.96 KB | Posted: 6/29/03
left: new 292 cam going into ported head on the right