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Old 01-07-2021, 07:04 PM   #3
Henry Floored
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Join Date: May 2010
Location: Florida
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Default Re: Holley 4150 carburetor development history

Quote:
Originally Posted by V8 Bob View Post

The 4150 4-barrel came out in '57. I thought I read many years ago that one of the Edelbrock techs came up with the "modular" idea that also was applied to the 2 barrel 2300 series. The 4150 has primary and secondary metering blocks that contain the jets and power valve(s), while the later 4160 uses a secondary metering plate with drilled fixed jetting. Great carbs I still use.
Interesting Bob, thank you I hadn’t heard that before about Edelbrock. That modular design was quite a breakthrough and probably what gives the 4150 the advantage over other designs in that it is so tunable.

It’s also interesting that the Ford 4100 looks so much like a Holley except that the main body and float bowls are cast together.
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