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jack backer · 06-10-2023, 08:17 AM

It’s difficult to achieve extraction with a modified model A flathead engine exhaust system. Header doesn’t provide intake manifold heat beneficial to performance.

A header is sexy and the sound is unique..

06-10-2023, 08:17 AM	#4
jack backer BANNED Join Date: Mar 2022 Location: Chenango Bridge NY Posts: 433	Re: Reports on Burtz new engines It’s difficult to achieve extraction with a modified model A flathead engine exhaust system. Header doesn’t provide intake manifold heat beneficial to performance. A header is sexy and the sound is unique..