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Can anyone tell me anythig about BBC olds heads casting #22538816 ? They also have punched on the ends of the heads 706021 & PGR385A2 on one head...
Are you also running port nozzles as well as hat nozzles? If so you can take off from the ports as not to change so much of the fuel system.
If the engine still makes HP while having more timing then it is the right way to go. If power starts to fall then you have too much. You had it...
Used the 221424 in endurance boat, done approx 500-600 miles & broke 1 outer 221425 in bracket BBC with 288/304 cam, 7600 rpm, approx. 70-80...
Seems to me that you may have left out a oil gallery plug internally. If you are using that SMALL copper pipe for oil pressure , you should...
OK guys, thanks for the help. I guess due to the extended block past the crank center line, the starter must be lower. We will be running a p/g...
Just curious but can some one tell me if the 481X AJPE block has standard BBCstarter motor provisions?
You are talking .045" less lift. Depending on how aggressive or .200" duration figures of the cam will tell whether performance will drop. Cam...
Just curious but can someone tell me who makes the billet morgan head ? Is it based on BBC ? How good are they & what do they cost? Who else makes...
Do they read higher?
While we are on data downloading, what difference would you expect to see in the EGT when the engine has slight detonation?
If you are using wire leads, change them to spiral core & see if that helps.
Is there any chance that one of you top guys could post a picture to show the difference between the H/H & the H/H retro as I'm not clear about...
We have a bird on a 1471, 520ci in a circuit boat. Off memory I think we set the blades around .008"- .010". Idle poppet is around 4lbs with the...
Thanks guys for all the help . We'll have a bit of a play with whats been mentioned.
Jim, what do you set your idle popett pressure to? I was told that setting it higher helps with the hunting as well. Do you set your throttle...
What do we need to do to clean up the idle & get the "hunting" out on a BBC. What actually causes the hunting? Thanks guys.
Seeings how you are already getting an intake built, do your self a favour & get your the blower set back 6" & buy an offset.
isracing , i'd say you can set it up to run below 150 & you'll be fine. If the pump isn't worn & doesn't internally leak under pressure, you will...
Just curious but do your heads fit tight on the dowels?
