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5/07/2014 1:21 PM  #1


67 289 2V and 4V

is their any differance in a 67 mustang 289 shortblock weather its a 2bl or 4bl ?    thanks

 

5/07/2014 2:18 PM  #2


Re: 67 289 2V and 4V

Only if it is a Hipo K code. heads and block, crank and rods are same.  Pistons might have different dish volume.  Cam probably had a different part number but virtually the same as far as performance goes, if the WAS any difference.


Money you enjoy wasting is NOT wasted money... unless your wife finds out.
 

5/07/2014 4:08 PM  #3


Re: 67 289 2V and 4V

This is my understanding of it...
C code = 289 2v = 190hp
A code = 289 4v = 225hp (higher compression and 4v carb)
K code = 289 hipo = 271hp (same as A code but with a solid lifter cam, dual point distributor and better exhaust manifolds)
I forget the code for the Shelby 289 but it was around 305hp (same as K code but with a slightly larger carb, aluminum intake manifold, and tri-y headers)

 

5/07/2014 5:54 PM  #4


Re: 67 289 2V and 4V

"A code = 289 4v = 225hp (higher compression and 4v carb"

Michael has it correct. There was about a 1/2 point higher compression over the 2v.  In addition to the above, the 4V had a different cam than the 2V.

My '65 vert is a C code. I have a reground version of the 4v cam awaiting installation along with my Autolite 4100.

Last edited by boomyal (5/07/2014 5:59 PM)

 

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