Search results for query: 318 cams

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  1. RustyRatRod

    318 cam

    ...three pages of good advice and recommendation, plus a link in that same thread to another thread where there's a huge discussion about 318 cams. So if you're not finding answers, you're not looking very hard. Maybe you could give us a sample of an answer you're looking for. Do you just want...
  2. RustyRatRod

    318 cam

    I totally understand why the OP hasn't returned. Those of us who've given good answers have basically wasted our time because of thoughtless members who insist on running everything down people other than themselves want to do. Then there are those who insist on recommending other things besides...
  3. 273

    Comp's XE Cams

    Aj ain't saying small cam he's saying no cam, stock 318 cam only with stall and gears, if you go anything above stock you've murdered the bottom end, and that larger basically only adds on top (totally over looking midrange gain). To me seems a little drastic. I'm not saying stab a big cam in...
  4. 318willrun

    Basic 318 Mods

    My first posting in this thread addressed Dan's carb/intake question. But, let me say the very first thing I'd do to the 318. THE first: Check to make sure the heat riser flap is opening in the exhaust manifold. More than once I've seen these freeze (rust) shut. Bad gas mileage and very...
  5. AJ/FormS

    Need recommendation for a Carb for better MPG!

    60 miles a day in a 340 car! Friend, you need a Smartcar. Or, Part-1 pull the top end off that 340, including the cam. and bolt on a 318 top end/cam . I did that in somewhere in the early to mid 70s. That is still my favorite all time engine, and it was just slapped together with left-over...
  6. Dartfreak75

    Disappointing dyno results

    ...last thing I'd be looking at at this point! I agree with the rest that cam is way wrong for making hp! If you don't care about hp or are dead set on not changing the cam. It will probably make a good daily driver! Just know that it's gonna be a 318 at heart. That cam is on par with 2bbl 318 cams
  7. D

    318 cam

    Emissions OEM small block cams for the smaller displacements wer short on intake lift. Valve was in the way of vacuum up to the carb resulting in low power and fuel economy. A fairly stockish short duration but high lift cam will aid performance immensely. Do like the factory 5 liter...
  8. 273

    Add hotter cam or Add hotter head ?

    Possibly a draw, but if I had to pick one heads, but driveability wise trick flow with a stock 318 cam gonna be better than a crazy amount of duration and stock 318 heads. LS/Hemi make crazy power with mild cams because of there heads. Even magnum heads gave a good bump in power without much cam.
  9. 66fs

    273/ 2 barrel camshaft options

    You should not give advice for 273 engines. There is so much wrong information in your post. The 273 was the original LA engine. They were never a smog motor. The 2 barrel pistons were almost at zero deck and were almost 9:1 compression ratio. Closed chamber heads were used from 64 to 67...
  10. ValerianMagnum

    So...in 2023 do people still build hyd flat tappet engines * no rollers

    i feel you buddy , thats when you did you 318 hop up if im not mistaken :)
  11. ocdart

    Small Block Showroom!

    All those mud dauber nests ought to make that fun to work on...if anybody's home!
  12. Dave_J

    Nick's Garage dyno's a 318 Stroker.

    Back in 1982 while in Germany, a Brit that worked on base had a 1968 Bristol 410. Stock it had a 318 Poly with 4bbl mounted "Mid-Engine" behind the front wheels. Sounded wicked for a stock A engine. 8 3/4 suregrip with 2.94 gears I had pulled a Poly teen out of a US Army 66 Coronet MP cop car...
  13. RustyRatRod

    Ok old timers , i need your knowledge on this cam ! Direct connection camshaft

    I agree 100% the cam is "pretty big" for a 318. You can overcome a lot of that by installing it as I described though and running the appropriate gear set. I don't agree though that the cam is necessarily "not as good" as some modern grinds. It certainly is. Those cams were ground with the .903...
  14. 66fs

    who to trust for hydraulic flat lifters these days?

    I think I have some original hydraulic lifters with almost no miles on them out of a "68" or "69" 273. The cam looked like new and they were too good to toss, but I don't run hydraulic cams. You can have them for shipping if I can find them. Start a private conversation if interested.
  15. 7e5hangten360

    [SOLD] 318/340 main caps, new low price $95usd shipped

    over the years, i had 3 or 4 318`s and i never broke a main cap. but they were seldom used for racing, mostly street use in the 225 hp and 15 second range (when raced) . they were 318 stock short-blocks dressed with 340 intake and exhaust manifolds, 340 cams, and i tried stock j-heads, and...
  16. M

    360 vs 383

    This is an interesting question of 360 vs 383. With the intro of affordable speed parts that began about 25 years ago for mopars its really a wash. Today and relatively speaking the affordable stroker kits, aluminum heads and assortment of Hyd and solid roller cams is the determining factor...
  17. J

    Demand and Supply

    FTFY i also look forward to his dissertation on area under the curve wrt valve diameter and weight in reverse flow testing and the effects therein on metal fatigue. however, before that, i believe that he'll publish his speed & handling cookbook full of tips & tricks working as a...
  18. 273

    340 Build help please.

    The way I see each long block has a general amount of hp sitting and waiting to be unlocked with basic cam 4bbl and headers, Eg. a low cr long block is somewhat limited by what cam you can use especially if it's a mainly street car, take a low cr 318 250-300 hp with most cams people would use...
  19. toolmanmike

    318 comp cam

    I see you are from the UK so your selection may be a bit limited. There's a lot of talk about issues with Comp cams and lifters.
  20. George Jets

    David Vizard, Uncle Tony's garage, Unity motorsport. Mission impossible Dodge 302 Head porting

    Here is the perfect up and running stock 1970 318 with the factory 2 bbl carb and single plane intake. Great engine for stock 318 power peformace testing, to see what power an untouched stock 318 will make. As a baseline to the other engines people are building as they are adding ported heads...
  21. Rat Bastid

    David Vizard, Uncle Tony's garage, Unity motorsport. Mission impossible Dodge 302 Head porting

    How much more power did you gain with light rods and floating pins?
  22. 273

    Cheaper than dirt 318 build

    Unfortunately for you, 318 and cams, opinions vary on here, aka highly debated.
  23. glockr

    318 question

    I had a 66 Barracuda, 318 w/302 heads, KB-167's, Comp Cams 268H hft, Weiand Action Plus intake, Edelbrock 1406 carb and headers. Heads had bigger valves (1.88/1.60) installed and a little bowl blending. Never had it on a dyno but it ran really nice, "fast according to my butt-meter".
  24. N

    Cams for Dummies ??

    Shooooooooot, I always go one or two bigger lol.
  25. V

    Cams for Dummies ??

    Looking at cam specs only serves to make my head spin..... All they do is confuse the hell out of me. I put what was supposed to be an erson "340 spec" cam in a 318 in a Cordoba back in the 80s, and it made a lotta noise but was the biggest disappointment/ dawg I ever had. Since, usually once I...
  26. D

    Basic 318 Mods

    My main goal is to have a car that has good throttle response and low to midrange torque, have the ability to get out of its own way and to have some stop light to stop light fun once in awhile. Idle quality is not a issue but to have a good torque cam means a smooth Idle, I wouldn't mind a...
  27. 318willrun

    Add hotter cam or Add hotter head ?

    One of the things I question myself is .... when I did the cam swap only, it was back in the day. Cams are "smarter" so to speak? Maybe now, the cam would produce more of a result ?? But heads have come along way also.
  28. AJ/FormS

    Cam Experts: Lobe Separation Angle?

    IMO Post 15, is on the money. IMO the 340 cam in the hi-compression 340 only worked as well as it did because of the package it was in, which included; a high compression ratio, log manifolds, a lightweight chassis, and limited rpm in a street application. IMO that 114LSA which may have...
  29. A

    ProMaxx and IMM aluminum small block LA heads

    i i have promaxx heads on my 318/390 stroker.....ported them a little...widened pushrod pinch....blended chamber/seat area...unshrouded inlet valve ... has a lunati hyd roller......232/[email protected] lift....port matched airgap...750 mech secondary....11-1 comp....excellent street combo....pulls...
  30. 273

    Cheap 318 performance mods.

    If leaving the 302 heads stock, I wouldn't bother, time and money for no real gain. You a least want to gain head flow if doing a swap, A magnum head or milled 360 swap keep/gain cr while giving more flow, if willing do some porting can add 273/318 heads back in the mix but you can also port the...
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