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Search: Posts Made By: NHGuy
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07-27-2021, 06:16 AM
Replies: 12
Views: 1,128
Posted By NHGuy

Rich idle, Quickfuel has no Powervalve Blowout Protection

I have been working on dialing in my Quickfuel M-750. Particularly the midrange AFR at the top of my primary rpm just before my secondaries open.

Those of you who speak carburetor will know that...
Forum: General Q & A
07-23-2021, 06:04 AM
Replies: 1
Views: 246
Posted By NHGuy

I hope you have wideband AFR. It makes all this...

I hope you have wideband AFR. It makes all this way easier.

You need widebands, jet kits, some reusable fuel bowl gaskets, and a vacuum gauge.
Air bleeds and squirters are later.


But, put...
Forum: Formula
07-09-2021, 02:35 PM
Replies: 2
Views: 171
Posted By NHGuy

Once I burned off about 36 gallons she would go...

Once I burned off about 36 gallons she would go lean on takeoff, even run out and stall. I wasn't sure what was up but I thought it had run out by looking at the fuel pressure and the afr. Plus I...
Forum: Formula
07-09-2021, 10:00 AM
Replies: 2
Views: 171
Posted By NHGuy

Fuel pickup

My 87 F223LS fuel pickup started pulling air when below about 60% full. I contacted the tank manufacturer, Florida Marine Tanks. I spoke with a very helpful

Tristan Ince
Customer Service
FMT...
05-29-2021, 09:11 AM
Replies: 6
Views: 390
Posted By NHGuy

help me pick jets

Chevy 383, 10.3:1, Quickfuel Marine 750 which can be treated like a Holley double pumper with 4 corner idle. Has very similar design and many parts interchange.
I ran the boat yesterday, cooler...
05-21-2021, 03:45 PM
Replies: 5
Views: 749
Posted By NHGuy

Last summer I was getting a lean stumble at mid...

Last summer I was getting a lean stumble at mid rpms after a few minutes steady speed.
When it happened the AFR would shoot up, and If I throttled back or if it stalled, it would have normal air/...
10-15-2020, 05:28 AM
Replies: 7
Views: 1,118
Posted By NHGuy

Yes, maybe I didn't say it well, but I did a...

Yes, maybe I didn't say it well, but I did a prefilter with Holley's recommended 100 micron rating.
So today if it passes a leak check I will get one more ride before winterizing.
08-17-2020, 11:42 AM
Replies: 25
Views: 1,369
Posted By NHGuy

i will be up Weds & Thurs in Moultonboro. But...

i will be up Weds & Thurs in Moultonboro. But will be all over!
07-25-2020, 01:08 PM
Replies: 12
Views: 1,786
Posted By NHGuy

I used to have an 88 Baja with a tank in the...

I used to have an 88 Baja with a tank in the port stern beside the engine. That tank had a bung welded to the top. The bung had inside threads and had a pickup tube that went straight down with a 90...
Showing results 1 to 9 of 9


 
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