Grotts headers 1.3/4 and 1.7/8

10-05-2004, 01:53 PM

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Grotts headers 1.3/4 and 1.7/8

Did Grotts even come in both sizes or just the 1.7/8? Also do you measure this from the inside diameter or outside diameter?

Thanks.

10-05-2004, 05:52 PM

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Yes, the Grotts were sold, at least for a short period time, in both 1" 7/8's and 1" 3/4.