sillay question about headers

you can basically tell by looking at them.

if they are twisted in spots, they are stock

if they are shorties (whether stubby or shorty) they are 1 5/8" since i don't believe anyone makes shorties bigger than that.

and if they are long tubes....full length , you can measure the outside to fig it out...it is ID for the sizing but 1 3/4" primaries look HUGE probably about 2 " OD
they are prob 1 5/8" as well though
 
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Stock?
 
notchback said:
you can basically tell by looking at them.

if they are twisted in spots, they are stock

if they are shorties (whether stubby or shorty) they are 1 5/8" since i don't believe anyone makes shorties bigger than that.

and if they are long tubes....full length , you can measure the outside to fig it out...it is ID for the sizing but 1 3/4" primaries look HUGE probably about 2 " OD
they are prob 1 5/8" as well though

I found some 1-3/4" on Ebay......strange since I have never seen or heard of them.