Quote:
Originally Posted by fred cook
What Boyt said, you have an early SC airbox with the large runners. You need the later (1980-83) air box with the smaller 34mm runners. If you get the large runners that match the airbox, there will be a major port mismatch between the runner and cylinder head.
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Thanks - yep - understood. I know I need the air box with the smaller ports if I want to put it back to stock.
More curious now about the Aux Air Valve and also what differences there actually are between the two different airboxes other than port size.