NettetFind many great new & used options and get the best deals for Holley Ultra HP E85 Carburetor 750CFM 0-80843HBX at the best online prices at eBay! Free shipping for many products! Nettet10. jun. 2009 · The Holley performed fine but the idle and low speed manners were not the best. The Race Demon and Holley Ultra HP have replaceable air bleeds, billet base plates and billet metering blocks with changeable emulsion jets, and idle feed restrictors. My Race Demon has been an excellent carb.
Dyno Tune Your Small-Block Mopar & Pick Up 31 HP!
Nettet26. apr. 2015 · San Jose. Apr 24, 2015. #5. Holly 950 Xp will be to big unless you are 700 plus horses. The 850 from holley would be best. I am running the 750 on my 410 and 500hp. There is a magazine article where they tested the carbs on 700hp engine and the NEW 950 lost hp compared to the NEW 850. Nettet8. jun. 2024 · Holley offers emulsion bleed tuning components. As you can see, these new Ultra HP Holley carbs are jammed with features every racer use. The new XP series are definitely tunnel ram friendly! For most high horsepower tunnel ram applications, this is an outstanding choice when it comes to carburetors: Holley’s latest 650 CFM Ultra XP … gray place cards
Nettet20. des. 2024 · When tuning my 434, the 850 Ultra pulled better numbers on the dyno, The Q-950 had a tighter a/f ratio and ran a little richer at peak. That safety cushion may be worth it. Both carbs pulled 0.2-0.3 inHg of manifold vacuum throughout the runs. I'll test and tune both at the track next season. Nettet17. jul. 2012 · An in-depth look at Holley's newest aluminum Ultra HP 950. ... It's still common to hear someone mention that they are going to pull off their 850 carb and "step up to a 950." Nettet17. jul. 2012 · An in-depth look at Holley's newest aluminum Ultra HP 950. ... It's still common to hear someone mention that they are going to pull off their 850 carb and … gray pitcher rangers