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Hustler 500efi engine tear down & Build Up

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Old 01-20-2005 | 07:21 PM
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Default Re: Hustler 500efi engine tear down & Build Up

Originally Posted by rmbuilder
Rob,
What would the driving time be from Larry Meaux's dyno facility and the car show?
Bob
Prob about a 1 hour maybe 1 1/2 .Its all Highway.Its a ISCA 5 A show. Its not a big as Huston show but worth going to and there's usually some good scenery there [Girls]

Bob Have ya been to Larry's before ? He was surrounded by corn fields the last time I was down there

Rob
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Old 01-22-2005 | 12:03 AM
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Default Re: Hustler 500efi engine tear down & Build Up

Rob,
This would be my first time at his facility. We have some cam/valve train parts being dyno tested there this weekend and I am trying schedule flights. Wanted to know if there would be time to make the show if you were there.
Bob
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Old 01-22-2005 | 01:48 AM
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Default Re: Hustler 500efi engine tear down & Build Up

Originally Posted by rmbuilder
Rob,
This would be my first time at his facility. We have some cam/valve train parts being dyno tested there this weekend and I am trying schedule flights. Wanted to know if there would be time to make the show if you were there.
Bob
I was wrong on the time .Aftermarket told me Its a little farther than 1 hour drive .Don't get your hopes on the shop . They last time I was there [awhile] it was not much to it . But he [Larry makes up for it!!] I have been to a few different Dyno shops and he is the smartest person I have ever met .But I am just some old Mississippi boy When I was there he was Dynoing a motor for Jegs.



A friend of mine that just won the NHRA super stock championship use to use him. He is now using another shop in La, Dyno only. The more I hear there is more people in La that have Dynos that you can believe . Not just some Joe Blow that can afford a Dyno . People that can put it to use.I get the news letter from Super Flow and was surprised at people I have never heard of from there

Talking to Mark at Precision Marine in New Orleans they all end up knowing each other , and sounds like they all grew up together.


Bob Give ya something funny we use to do. A have buddy that use to have a speed shop here and he had a stuffed Squirrel on the counter........When he waited on a customer that was a squirrel he would put it on the counter in front of them . they would never get it


I think you will be impressed with Larry and you might also consider Mark at Precision and he knows more about this Dodge guy thats Dynoing the Super Stock Motors. These super stock guys are insane!!

Bob I would like to talk to ya .Pm me your # when ya get a chance .

Rob
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Old 01-27-2005 | 11:50 AM
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Default Re: Hustler 500efi engine tear down & Build Up

Rob,
After trying all day Fri to make connections to Lake Charles, the 24” of snow we had canceled any chance of making it down. I was able to upload all the Superflow files direct from Larry so it was like being there, without the crawfish. Having Larry do all the pulls was instrumental in finding much of the power left in the tuning of the package. His attention to detail in calibration, correction factors, accuracy, and repeatability made all the difference. I was told his dyno is conservative with numbers and his emphasis is on accurate data related to incremental improvement. After the first session on 1/9 (14 pulls) the decision was made to make some changes in carb, intake, and the HP 500 lifters. Second session 2 weeks later was baseline against the first, then the changes were made with very significant improvements of 40+ hp over what the engine would have made had it just gone in the boat. It points how important taking it is to take any package to the dyno, especially with an operator like Larry. I would like to talk to Mark at Precision. Thanks for the tip.Those Super Stock (“square lobe”) guys make huge power especially in a rules limited class.
Bob
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Old 01-27-2005 | 10:17 PM
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Default Re: Hustler 500efi engine tear down & Build Up

Originally Posted by rmbuilder
Rob,
After trying all day Fri to make connections to Lake Charles, the 24” of snow we had canceled any chance of making it down. I was able to upload all the Superflow files direct from Larry so it was like being there, without the crawfish. Having Larry do all the pulls was instrumental in finding much of the power left in the tuning of the package. His attention to detail in calibration, correction factors, accuracy, and repeatability made all the difference. I was told his dyno is conservative with numbers and his emphasis is on accurate data related to incremental improvement. After the first session on 1/9 (14 pulls) the decision was made to make some changes in carb, intake, and the HP 500 lifters. Second session 2 weeks later was baseline against the first, then the changes were made with very significant improvements of 40+ hp over what the engine would have made had it just gone in the boat. It points how important taking it is to take any package to the dyno, especially with an operator like Larry. I would like to talk to Mark at Precision. Thanks for the tip.Those Super Stock (“square lobe”) guys make huge power especially in a rules limited class.
Bob
Yea yall been having some bad weather up there .Bob are ya finished with the engine package your working on? or still doing R&D When I was there last we made 15 pulls in one day .He hooked it up to the dyno and we did all the wrenching . We tuned 75 hp extra of a 350ci . Thats a lot of pulls in one day .Yea he will tell ya his Dyno is Conservative , unlike the other guys that play with the correction factors or in the back of there control panel.Yea These super stock guys think there info is top secret stuff. the one here claims 6 hp just in the oil pump I also am finding out they bend the rules some to get the edge .there estimating 650-675 out of the 327,they want tell.I think Larry is keeping up with the guys still . He use to be the Top head porter awhile back.Good luck on your motor program.Give us some detail if ya get a chance.

Rob
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Old 01-27-2005 | 11:59 PM
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Default Re: Hustler 500efi engine tear down & Build Up

Ck this out
I got to playing with the new oil pumps and looked at the old ones again . look what I found They shimed the spring with a STAR washer ,prob about .025 thick .Why not use a larger diamenter and a stainless flat washer . being this small and cheep It might of fell out or broke.


I also cked the old oil pump pick up tube it was not level with the oil pan rails . so it was welded on crooked.
Attached Thumbnails Hustler 500efi engine tear down & Build Up-oil-pump-004.jpg   Hustler 500efi engine tear down & Build Up-oil-pump-003.jpg  
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Old 01-28-2005 | 12:17 AM
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Default Re: Hustler 500efi engine tear down & Build Up

I got the new pumps in.I could not help it .I had to take them apart and clean them up , there was some casting flask so I de burred them, polished the throats sanded off the casting lines , sanded the gears that had some slight stuff on them . In the body where they were made it had some chatter from there cutter.I guess they all come that way , the old ones had it to.

I mocked it up for the pick up tube .Can ya believe the Moroso pick up tube came with sae bolts not metric . so I had to get some metric bolts for the tube bracket. Also remember the 2 pick ups were made different . I guess they were welded off , crooked gig if they use one , so one took a different spacer to get them level with the oil pan . I ll take them and still get then tig welded . not like the old ones with a 3/8ths wide weld bead

Do ya think I spent to much time on the oil pumps

Rob
Attached Thumbnails Hustler 500efi engine tear down & Build Up-neworleans-car-show-1-22-05-161.jpg   Hustler 500efi engine tear down & Build Up-neworleans-car-show-1-22-05-171.jpg   Hustler 500efi engine tear down & Build Up-neworleans-car-show-1-22-05-173.jpg  

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Old 01-28-2005 | 12:51 AM
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Default Re: Hustler 500efi engine tear down & Build Up

I use to do some R&D for FelPro when the were coming out with the Loc Wire head gasket on the Chevy 350ci . Lots of NOS we never hurt a gasket. Being that I still got my connection with My buddy at Fel Pro so I get free gaskets , It helps alot and I dont abuse the friendship with my buddy there.

With my block being already cut some . it was out when I tore them down so I had to cut them .010 to clean them up and they had never been square decked So that means the piston is going to be around .010 out of the hole the deck height will be 8.770. so I had to go to the MLS head gasket because they don't make a thicker gasket in the 4.500 bore . The standard head gasket is .039 compressed so it would of been close . I did not want to cut 10 off the pistons and they say like this it will make more power with the squish , I debured the edge of the piston incass of detonation.The new Fel Pro gasket # 1075-1 is .053 thick and fits the 4.500 or bigger bore it has a compressed volume of 14.5 cc's.this will give me .014 extra clearance.it will help on the cr. also.i was told I needed to go with these gasket with the blowers anyway . but I have never had a head gasket prob on my motors .Cant hurt and it worked out for the better..

Ck out the directions they cam in a was paper ,sealed, between card board and sealed again and in cardboard again.

they want the surf slick
do not touch,no finger prints
not dust or trash on it


The other thiner MLS is a #1075 with a .041 thickness and a 11.2 compressed voul.
Attached Thumbnails Hustler 500efi engine tear down & Build Up-head-gasket-instruction.jpg   Hustler 500efi engine tear down & Build Up-head-gasket.jpg  
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Old 01-28-2005 | 12:58 AM
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Default Re: Hustler 500efi engine tear down & Build Up

there riveted . the surface feels kinda rubbery. you can see the compression ring in between the layers . Felpro said that Nascar has been using them for a while . this is a lot easer that cutting the groves in the head for the lock wire gaskets . Next time I go into the Chevelle and Camaro I will try some of these.

I hope some of this info helps some of ya one day

Rob
Attached Thumbnails Hustler 500efi engine tear down & Build Up-neworleans-car-show-1-22-05-178.jpg   Hustler 500efi engine tear down & Build Up-neworleans-car-show-1-22-05-179.jpg   Hustler 500efi engine tear down & Build Up-neworleans-car-show-1-22-05-180.jpg  

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Old 01-28-2005 | 01:40 AM
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Default Re: Hustler 500efi engine tear down & Build Up

I did a little deburing on the blocks about 4 hours each Before I had it machined . In the main web area I took a flat file to all the edges and a round file to the journal edges .no sharp edges anywhere .On the main caps I took a flat file to the surface where the bolts seat and the bottom of the main caps and the block surface where the main cap sit.making sure there is no high spots and any burs sticking up . also the pan rails for high spots . In the cam area there was some casting flash I sanded them and the pan rails as much as I could where the oil runs down the inside . where the oil pump flows thru the main cap in smoothed and inside the oil filter boss passages I re taped all the holes . On the outside of the block I removed all the casting lines and imperfections and smoothed all the sharp edges.

the align bore looked good and was in speck . We sq decked it and the surface is a 50 ra, Would of been smoother if I knew I was getting the MLS gaskets , but its in speck . I will do the heads smother.the bores were pretty good i think it was plate honed the first time they bored it.Piston to cylinder wall clearance is going to be around 6.5.

Bad news one block is 60 over .and it had a sleeve in that block also.I was told about the sleeve before I bought the boat but not the bore. there telling me that the extra cubes should NOT make over 10-20hp and if this one makes more it will pull on the other and the other will pull this one down so should equal out . nothing i can do about it now.there wasn't any rpm difference in them before .oh well
Attached Thumbnails Hustler 500efi engine tear down & Build Up-bottom-end-block.jpg   Hustler 500efi engine tear down & Build Up-front-block.jpg  
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