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can any one tell me what valve length dove heads have ?
I have to replace one exhaust valve and my spare valves are out of
a d3ve head and they are to short.
also what dia. are they?(stock)
any help is appriciated.
:+
[updated:LAST EDITED ON 08-Dec-01 AT 09:58 PM (EST)]The valve lengths I have listed for a 68-72 429CJ-SCJ are:
Exh = 5.068 w/ 2.242 - 2.248 diameter head OE 45* angle replacement
Int = 5.275 w/ 1.722 - 1.728 diameter head 30* angle OE replacement
Dennis
First Came the Chicken,
Then Came the Egg,
Or Was It the Other Way Around?
78 F-150 429CJ C6 ,Silver w/Explorer Pkge
641/2 Mustang,Pre-World's Fair Car #8092
64 Fairlane S/C waiting for a 390-4spd.
68-Mustang.Sunlit Gold 80,000 miles
hi Skid, don't look at the information Mil1ion posted i think he needs another beer. that info is partly for the 429C.J. and that's not what you asked....... looking in the ford service manual the valve head diameters are ( intake 2.075 - 2.090 ), and the ( exhaust is 1.646 - 1.661 ).. for the base 429/460 engines..... looking in the service manual i don't see anything for the valve lenghts. it's got about any other measurments you would probally need. you might want to know about the valve stem diameter for the 429 is 0.3416 for the intake and the exhaust,, and the 460 0.3423 for intake and 0.3223 for the exhaust. these are for STANDARD SIZE. this info is taken right out of the ford service manual. i don't have any new valves otherwise i could mic. a valve out for you using a set of calipers. hope this gives you some info . CJ.........
hey Skid, disreguard what ( Mil1ion ) says! what he is thalking about is the 429 C.J. ,, and your asking about the 429 / 460 BASE engines right. looking at the ford service manual i don't see anything about the valve lengths but here is the specs on the valve head diameters. for both the 429 7 the 460 intake is 2.075 to 2.090,,, and the exhaust is 1.646 to 1.661. valve stem diameter for the 429 is the same for the intaake and exhaust 0.3416. and for the 460 the intake is 0.3423 and the exhaust is 0.3223. this info is taken out of the ford service manual. hopes this helps ya out some. CJ.
say cobrajet if you are saying the valve stem dia are different from 429 to 460 how do I tell if my heads are from a 429 or 460?
thanx for all your help.