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Old 10-03-2021, 02:50 PM
Bruce Meyer's Avatar
Bruce Meyer Bruce Meyer is offline
Ultimate Warrior
Join Date: Dec 2001
Location: Phoenix, Az
Posts: 1,291

Originally Posted by steve25 View Post
Thatís a common conversion to get rid of the small fuel volume and that dinky cross over tube that many of even the non spreadbore carbs have.

In fact to me with the big size of those secondaryís even in the 650 spreadbore it should have come from the factory with higher performance fuel bowls!
That would explain this one. I went out to my carb pile and found a 650 spreadbore with the wimpy fuel bowls and it looks like fuel bowls from a 4150 will fit. Unfortunately the metering blocks are different so I would have to live with the reverse idle mixture.

Thanks for the replies everyone.