Author Topic: Explain choke pull-off,s 67thru70 and a dual unit for 69-70??  (Read 70 times)

Offline Mr.Pontiac

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Explain choke pull-off,s 67thru70 and a dual unit for 69-70??
« on: January 22, 2020, 11:09:11 AM »
ok, what pull-off go,s to what carb. why do 69-70 have a dual unit but plastic ones also state for 70 model.witch correct one go,s to say a 7040262 carb.?? Dual unit or the plastic unit??? Thank You for reading my question.

Offline Kenth

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Re: Explain choke pull-off,s 67thru70 and a dual unit for 69-70??
« Reply #1 on: January 22, 2020, 12:07:59 PM »
Only 1970 Pontiac (non-RamAir) Quadrajets and all 1970 Cadillac Quadrajets uses the dual tube choke pull-off.
The second (outer) tube is connected to a vacuum tank and is part of the delayed choke system used only on these applications.

Offline Mr.Pontiac

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Re: Explain choke pull-off,s 67thru70 and a dual unit for 69-70??
« Reply #2 on: January 22, 2020, 09:53:40 PM »
Thank You very much for the answer