C4 Tech/Performance L98 Corvette and LT1 Corvette Technical Info, Internal Engine, External Engine

Fuel pump upgrade for 406

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Old Mar 24, 2003 | 09:42 AM
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Default Fuel pump upgrade for 406

About to buy a new fuel pump, I see on the CF search engine that the company Racetronix and Walbro product is popular.

Do they offer a CF discount?

Is the wiring kit necessary for the fuel pump upgrade and what is the stock 85 fuel pump pressure?

Oh yeah, I will likely keep my 24# injectors for now but my fuel pump is stock from the 1985 production year.



[Modified by ld85, 9:57 AM 3/24/2003]
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Old Mar 24, 2003 | 11:25 AM
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Default Re: Fuel pump upgrade for 406 (ld85)

Racetronics fuel pump :cheers:

No discount that I know of.

Do a search - I bought mine direct, but I recall there are vendors mentioned that handle them.

The plug and play direct wiring may not be necessary, but considering the age of our cars and the wiring I opted for a straight connection, with relay to alternator. I want to be sure there is plenty of fuel for my new 383 :D . It is a clean and easy install.

I believe our (85's) pressure is between 38-46lbs depending on engine requirements.

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Old Mar 24, 2003 | 12:01 PM
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Default Fuel pump upgrade for 406

Walbro from racetronix for sure.

VERY good unit. I have one and I like it very much. :cheers:
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Old Mar 25, 2003 | 03:02 AM
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Default Re: Fuel pump upgrade for 406 (ld85)

Walbro 340 here-and havn't heard of any discounts.....I ran my own wiring "direct relayed" harness rather than buy a kit-and yup, it works just fine!
If you're not sc with fmu, it should be fine without the wiring kit-also I've seen a lot of folk run the 307 instead of the 340 without problems (not sc/fmu that is).
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