Tinkin bout replacin the Holley Marine(wtf) 4160 2bbl w/ a 4. Any suggestions? Don't need top of the line, or high perf. just want better mpg.
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Carb upgrade: 2 to 4bbl
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a 4bbl probably wont get you better milage unless that 2bbl isnt running right
2009 Ford F-350 6.4 powerstroke diesel. 1977 Ford F-150 built 300 six, 5 speed trans. 1976 MG MGB roadster, 359w, t5 5 speed. 1996 Kawasaki ninja ZX6R.
My rod is glowing, my bead is clean, my middle name is acetylene
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disagree.Originally posted by Mercmarquisa 4bbl probably wont get you better milage unless that 2bbl isnt running right
a 4 bbl will get better mileage if you stay out of the secondaries. The smaller primaries use less fuel.2000 Grand Marquis LS
2000 F150 XLT 6 inches of lift.
1987 Bill Blass Mark VII - Sold
1985 Mercury Grand Marquis Colony Park- SOLD. to a little old lady
Mercury Owners Group member
Save The Whales, Restore an Old Station Wagon!!
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I know that but its really hard to stay out of the secondaries tho, sometimes you really have to punch it for no reason :evil:
2009 Ford F-350 6.4 powerstroke diesel. 1977 Ford F-150 built 300 six, 5 speed trans. 1976 MG MGB roadster, 359w, t5 5 speed. 1996 Kawasaki ninja ZX6R.
My rod is glowing, my bead is clean, my middle name is acetylene
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My car comes with an original Motorcraft 2150 2 barrel carb on 351W right now, but not comes with US version VV 7200 carb (feedback carb). I was thinking to upgrade to 4 barrel?1991 Mercury Grand Marquis LS - Current - June 2016 POTM Winner
1996 Mercury Grand Marquis LS - SOLD
1991 Mercury Grand Marquis LS - SOLD
1987 Mercury Grand Marquis LS 2dr - Long gone
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Does your car have a 4 speed automatic (AOD)?Originally posted by Jason_MarkVIMy car comes with an original Motorcraft 2150 2 barrel carb on 351W right now, but not comes with US version VV 7200 carb (feedback carb). I was thinking to upgrade to 4 barrel?
If not, then a 4bbl is an easy upgrade
1983 Grand Marquis 2Dr Sedan "Mercules"
Tremec TKO conversion, hydraulic clutch, HURST equipped!

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methinks lack of bracket is me problema (along w/ bad shift linkage), geometry is muy importanteOriginally posted by Grand_Marquis_GT...
Also, make sure to get the lokar throttle cable and bracket, if you haven't already...
TURBO, am very interested in that intake now.
Also, would it work w/ my 2bbl and how hard's the install?
muchas grabbyassLast edited by 91 LTD; 07-28-2006, 02:26 PM.

1991 Crown Victoria LTD, Puff the Magik Dragon
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