Max efort 347 top end
Motor is fully built bottom end (billit crank/rods forged pistons ARP hardware)
I have an MS4 in it right now, and seeing as TSP holds the record for stock bottom end stock cubes N/A ( i htink thats it, **** i cant keep track anymore) i was figuring MS4 PRC 215s FAST 102 and call it a day, but then i figured **** alot of the guys you see on the fastest lists are running a TRex or some other well known "donkey dick" cam.
Should i pull the MS4 out and switch over to the Trex or something along those lines? Anyone have real world experience with max effort stock cubes?
With Yella terras, gaskets, pushrods, injectors, tune ect that's about $5500.

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The rest of the mods currently are kooks 1 7/8 stepped headers, built M6 w/ MWC 9" with 4.56s a wavetrac and all the bells and whistles. Got a new walbrough, new fule lines, new rails, and 48# injectors, so i think my fuel system is good for an N/A setup.
would like to keep it "streetable" so i dont wanna go solid roller i do love to do my fair share of street racing.
I have thought about hitting up PatG or another motor guru and seeing about a custom spec'd cam also. It will pry depend on my phonecall to TSP. I dont mind being a TSP *****
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1) car HAS to run on 91, i love my street racing and have to drive pretty far to do it and i dont want to be shelling out $150 on race night to go have my fun. I dont have a trailor so the car has to get me places.
2) I really dont want to flycut my pistons, if were going to get into that much lift id pull the motor apart and put a set of dished pistons in. I just dont like the idea of doing that.
umm i think thats about it. i know in the grand scheme of things 5250 isnt much in the world of race parts, but id like to get the most out of it and finally get this dumb car finished lol
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1) car HAS to run on 91, i love my street racing and have to drive pretty far to do it and i dont want to be shelling out $150 on race night to go have my fun. I dont have a trailor so the car has to get me places.
2) I really dont want to flycut my pistons, if were going to get into that much lift id pull the motor apart and put a set of dished pistons in. I just dont like the idea of doing that.
Your forged pistons should have valve reliefs in them.
1) car HAS to run on 91, i love my street racing and have to drive pretty far to do it and i dont want to be shelling out $150 on race night to go have my fun. I dont have a trailor so the car has to get me places.
2) I really dont want to flycut my pistons, if were going to get into that much lift id pull the motor apart and put a set of dished pistons in. I just dont like the idea of doing that.
Your forged pistons should have valve reliefs in them.
OP,what pistons are you presently running in that forged bottom end?
1) car HAS to run on 91, i love my street racing and have to drive pretty far to do it and i dont want to be shelling out $150 on race night to go have my fun. I dont have a trailor so the car has to get me places.
2) I really dont want to flycut my pistons, if were going to get into that much lift id pull the motor apart and put a set of dished pistons in. I just dont like the idea of doing that.
umm i think thats about it. i know in the grand scheme of things 5250 isnt much in the world of race parts, but id like to get the most out of it and finally get this dumb car finished lol
Here's some of his work on a stock Bore, Stock bottom end vette
http://vettetrick.com/viewtopic.php?f=54&t=129
and I wouldn't be running box stock anything, whether it be a trick flow or a prc.... custom cam for sure. Hell buy a couple different custom cams and do some dyno testing to see what works best, thats what we did.
and I wouldn't be running box stock anything, whether it be a trick flow or a prc.... custom cam for sure. Hell buy a couple different custom cams and do some dyno testing to see what works best, thats what we did.

also rob z in the video above had some TFS heads too...I was told by tea he also had Ti valves...






