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-   -   Some "Dime Rockets" for the 4TH! (https://classracer.com/classforum/showthread.php?t=34410)

Billy Nees 06-20-2013 09:06 AM

Re: Some "Dime Rockets" for the 4TH!
 
Quote:

Originally Posted by Bench Racer (Post 387241)
I was looking in the guide and found a 1978 pinto wagon with the 2.8 V6 2bbl. it is rated at 120hp, factory weight of 2645# and is on a 22.04 weight break (V-stock). Has anyone ever ran one of these? I think it was rated about 6 hp more than the 2300, but has .5 less compression, and smaller valves and cam. Does this engine have any potential? Don Jackson

I just had to look that one up! That was the one that had a regular Motorcraft carb adapted to the intake and looked like it was wider than the motor. As I recall, they had nice looking heads and the solid cam is a plus but were real light on torque. I would want to see how big the carb is because Motorcraft made some really small 2V carbs.

Bench Racer 06-20-2013 12:28 PM

Re: Some "Dime Rockets" for the 4TH!
 
Billy, I done a little digging and it looks like the stick has the 2150 motorcraft and the auto has the variable ventura 2700. Cant find a ventura size anywhere. Did find a CFM chart
.98=190cfm, 1.01=240cfm, 1.02=245cfm, 1.08=287cfm, 1.14=300cfm, 1.21=351cfm, 1.21=351cfm, 1.23=356cfm, 1.33=424cfm, for the 2100 and 2150 carbs. I am ASSumimg the variable ventura is only one size, can't find much on it other than it came on engines from 171ci to 351ci. it might be pretty big if the engine will pull enough to open the vents fully. Don Jackson

Dwight Southerland 06-20-2013 02:49 PM

Re: Some "Dime Rockets" for the 4TH!
 
Quote:

Originally Posted by Billy Nees (Post 387263)
Where would you even find one? Yac has probably looked at it!

I think Yac had one at the USCN race and asked me what I thought of it. I told him I thought it looked like a cylinder head.

Mark Yacavone 06-20-2013 03:24 PM

Re: Some "Dime Rockets" for the 4TH!
 
Quote:

Originally Posted by Dwight Southerland (Post 387345)
I think Yac had one at the USCN race and asked me what I thought of it. I told him I thought it looked like a cylinder head.

Actually ,Dwight, that was a 3.8 (a whole 'nother story)

I never paid much attention to the 60 deg. V6..but knowing what we know now, it might be worth a second look.
Near as I can tell ,it's a 2150 with a 1.08 venturi...Same as the 77 302!
A little more cam lift, and about the same compression..
The short stroke hurts the low end torque ,but it should rev pretty high with that carb on a small c.i. engine.
Cam cores might be a problem.
It seems that there WAS a C4 offered with the Taunus bell housing pattern, which you'll need...(not a C3)
There are some minor differences in the various years. I haven't looked that close
Your job!
I see it as an easy .5 under deal, if you can find .030 over OEM pistons.
More than that, if you want to invest in a 7" converter.

mtkawboy 06-20-2013 09:04 PM

Re: Some "Dime Rockets" for the 4TH!
 
Heres a tip on the clever engine design. Lifters must go in before heads go on or they wont go in at all. Yes, Im serious ! A lot of people learned that one the hard way

Mark Yacavone 06-20-2013 10:27 PM

Re: Some "Dime Rockets" for the 4TH!
 
Quote:

Originally Posted by Bench Racer (Post 387241)
I was looking in the guide and found a 1978 pinto wagon with the 2.8 V6 2bbl. it is rated at 120hp, factory weight of 2645# and is on a 22.04 weight break (V-stock). Has anyone ever ran one of these? I think it was rated about 6 hp more than the 2300, but has .5 less compression, and smaller valves and cam. Does this engine have any potential? Don Jackson

Okay, you want a 77, 78...10 less hp with less compression. Not enough to worry about ,with 220 less pounds less weight though.
You don't need a Pinto wagon though..In fact, you don't even need a Pinto.
Mustang II is the way to go. If all else fails, go with a 302.
*Actually, you can use a Fox body 79 too..Still with 2150 1.08 carb


Mark Yacavone 06-20-2013 10:39 PM

Re: Some "Dime Rockets" for the 4TH!
 
http://en.wikipedia.org/wiki/Motorcraft_2150_carburetor

Billy Nees 06-21-2013 09:22 AM

Re: Some "Dime Rockets" for the 4TH!
 
Quote:

Originally Posted by Mark Yacavone (Post 387407)
*Actually, you can use a Fox body 79 too..Still with 2150 1.08 carb

I think that the FOX Mustang would be the way to go from a parts standpoint. It would need some work on the Blueprint Specs though. 79 shows 2 171s in the class Guide, one at 100/130 HP and one at 109/120 HP and both autos. The Blueprints show only the 100/130 HP motor and it lists carbs for both auto and stick!
BTW, I can remember seeing Rockwells car at Island leaving on the bumper and breaking axles! talk about Stockers needing wheelie bars!

Billy Nees 07-07-2013 09:08 AM

Re: Some "Dime Rockets" for the 4TH!
 
Dime Rocket Alert! http://www.classracer.com/classforum...ad.php?t=48226
I don't know Tom or Sean but I have seen the car around and think that this puppy could be faster than stink. AND it can fit 5 different classes with an intake change.

Bob Bender 07-07-2013 12:06 PM

Re: Some "Dime Rockets" for the 4TH!
 
http://classracer.com/classforum/att...1&d=1358215284 http://classracer.com/classforum/att...1&d=1358215284 http://classracer.com/classforum/att...1&d=1358215284
The three cars here are still good "Dime Rockets"


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