Fresh Dyno results using Bernard Mondello Heads
#1
Fresh Dyno results using Bernard Mondello Heads
69 Olds 400 CI stock bottom end with abot 5k miles on rebuild (aleged, I bought this car some 18 years ago and have not put many miles on her since).
Bernard Mondello supplied:
his Pro Comp heads
Howard roller set/ lifters/rockers/cam/guides/pushrods 219@.050I 229@.050E 110 lobe center .523I/.512E I put 2* advance on the crank gear
Cloyes timing set
Edelbrock performer intake
Quick Fuel 750 elec choke, manual secondaries/ 1" plastic spacer. We took some jet out based on the A/F dyno reading (forgot to check what we wound up with)
DUI distributor & wire set 12* 32* total advance
ARH stainless headers
I must say with all the crap I read on these sites Bernard was most patient with me. I asked lots of stupid questions and got straight answers. The last time I took an engine apart I was 19 so I did not assume and tried not to leave much to chance. Bernard delivered on everything he said he would do & we had a few good laughs along the way. The dude at Howard was abrasive & a bit of a butt head. The boys at DUI very helpful, same with QFT. Anyone in the S. Florida area I highly recommend Mike at Total Engine Concepts...we had a few hicups on the pulls but got it rectified carried on & he did not hammer me for extra time.
Any of you back yard builders I HIGHLY recommend spending the $$ & put it on a dyno before she goes back in the car.
Bernard Mondello supplied:
his Pro Comp heads
Howard roller set/ lifters/rockers/cam/guides/pushrods 219@.050I 229@.050E 110 lobe center .523I/.512E I put 2* advance on the crank gear
Cloyes timing set
Edelbrock performer intake
Quick Fuel 750 elec choke, manual secondaries/ 1" plastic spacer. We took some jet out based on the A/F dyno reading (forgot to check what we wound up with)
DUI distributor & wire set 12* 32* total advance
ARH stainless headers
I must say with all the crap I read on these sites Bernard was most patient with me. I asked lots of stupid questions and got straight answers. The last time I took an engine apart I was 19 so I did not assume and tried not to leave much to chance. Bernard delivered on everything he said he would do & we had a few good laughs along the way. The dude at Howard was abrasive & a bit of a butt head. The boys at DUI very helpful, same with QFT. Anyone in the S. Florida area I highly recommend Mike at Total Engine Concepts...we had a few hicups on the pulls but got it rectified carried on & he did not hammer me for extra time.
Any of you back yard builders I HIGHLY recommend spending the $$ & put it on a dyno before she goes back in the car.
Last edited by slam1918; November 19th, 2013 at 05:12 AM.
#3
stock flat top pistons alleged 030" over. I measured 4.028". We had to take some jet out of the carb based on the A/F #...In all the hubub I forgot to ask what is in there. I posted the cam #'s on "Ralys" board for anyone interested.
#6
too true about the 5k....I was a bit wary on the oil pressure. Even though I am a short hop to Moroso I have no plan to put in a roll bar or drive shaft loop. It will mainly be used to take my dog to the beach (top down).
on another topic a couple of gas stations now sell "marine fuel 90 octane NO ETHANOL". I was thinking of using that along with 5gal of VP mix....any thoughts??
on another topic a couple of gas stations now sell "marine fuel 90 octane NO ETHANOL". I was thinking of using that along with 5gal of VP mix....any thoughts??
#8
Uh...
Stock bore on a 69 G-block is 3.890. 4.028 is a tad more than "0.030 over"...
If 4.028 is the real bore, displacement is 433 cu in.
Stock bore on a 69 G-block is 3.890. 4.028 is a tad more than "0.030 over"...
If 4.028 is the real bore, displacement is 433 cu in.
Last edited by joe_padavano; November 19th, 2013 at 07:03 AM. Reason: Typo on displacement
#11
#12
wooooow, quite frankly I did not write down the exact cylinder bore measure & was going by memory. Since I was not messing with the bottom end all I was looking for was consistency in each hole. I used the same digital caliper used to obtain my pushrod length.
#13
great build and very nice numbers on the dyno sheet! that is going to be a fun street car with all that torque down low and a very nice tq spread! i am also loving the cars you have listed. great variety!!!!!
Charlie,,,
Charlie,,,
#14
Thanks Charlie, I sheepishly have to admit I am enjoying most my current daily driver which is not listed. 2010 370Z with Stillen intake, exhaust & uprev. A poormans Porsche and sooo much fun to drive. Wish I still had the Anglia but I'd probably be dead. Never could quite get it to straight for a full 1/4 mile.
#15
Love the numbers and am very jealous. Just goes to show what you can do with decent heads. Mine is going to the chassis dyno on monday to see if we can tweek the carby or just to see if its doing its job properly. Good on you on a job well done
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