Search results for query: cam for 318

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  1. remytherat

    Thermoquad tuning on 318

    Right now there are two issues I am facing: stumble right off idle and major bog when secondaries open. Idle mixture screws set for highest vacuum (21" Hg). Accelerator pump in either position did not affect situation. Metering rods adjusted 2 rotations from bottomed out. Air valve wound up...
  2. ragtopfury

    Best Gearing for 8 3/4 Behind 1970 Duster 318

    3.55 is my preference. Had a 318 with a 68 340 cam and 70 Sixpack hooked to a 727 with a 2800 stall. 14mpg around town, 18 on the highway. Oh yeah, that was in the little old 69 Fury ragtop that I had for 17 years.
  3. B

    Big horsepower 318 builds

    What you are saying is what is true of any engine. Heads, induction and camshaft. There are 300 inch comp eliminator motors that make 800 horse or thereabouts. Mopar short deck W8 deals. Really the only variables are bore and stroke as to the limiters to the output. To me, the big limiter with...
  4. PRH

    318 cam

    The biggest aftermarket cam I’d feel okay “recommending“ for a totally stock 318 is an Isky 256 Supercam. And even that might be more than the stock springs are capable of dealing with at higher rpm. The 2bbl 360 cam is fine, since they use the same springs as a 318.
  5. AJ/FormS

    Crossover Tube and Valve Spring Pressure Questions

    I can't answer your questions, but that combo, if my numbers are right, is gonna come in around 9.7 Scr which is not nearly enough for that cam, even down at sealevel. Installed at 104*, the Wallace Calculator predicts just 145 psi, with a Dynamic compression ratio of just 7.3.. Under those...
  6. 6T9QDA

    New noise from a new engine

    I have about 200 miles on a fresh 318 that I assembled myself, so there's that. About fifty miles ago, it developed a ticking from the rear of the engine that wasn't there from the initial start. I can maybe convince myself that it's coming from the distributor, but I'm not for sure. It's a...
  7. GHOST RUSTERS

    273 swap to 318/ build, cost, potential, daily driver

    With the 273, The machine shop put me at $950-$1100 for tanking, magging and cleaning the heads and block, also includes valve job (give or take additional work or parts needed), installing freeze plugs, installing cam bearings and cam (when and if one was found without other major costly...
  8. rumblefish360

    72 340 build vs...other options

    Amen! Hero post of facts! AJ killed it.
  9. 66fs

    273 swap to 318/ build, cost, potential, daily driver

    In the end, for what you want, the 273 would be the best in my opinion. There are a lot of different parts and adjustments to be made with any other engines, if all you need is a cam and crankshaft (273 or 318). Head gaskets are nothing, been using small block ( 273, 318, 340, 360) Fel-Pro...
  10. Dave999

    318 Build? Help!

    More compression and higher velocity through the carb = success in my view In my book that means small carb, well matched small runners, small ports, small valves, big capacity = superlative operation at smaller rpm never built a 318 never owned more than 6 cylinders in one motor. but i...
  11. S

    SBE 318 basic rebuild +CAM , INTAKE, HEADS, expectations?

    Makes sense.. 440 requires the swap pan, mounts headers and trans .. that alone is 2k. Tge 8-1/4 rear will not hold up(.I heard) so another 2k in rear end upgrade. (Car cost me 1k) But yea I get what you saying. My thought was to sell the BB instead of adding more $. Then use half the $ to...
  12. carmart1975

    Making power out of the 318

    I would do that but that is the one thing i don't have so i will get one
  13. D

    Making power out of the 318

    I didn't know about the adapter, I learned something else new.
  14. 318willrun

    318 cam

    Do you mean a "stock" 318 ? Or a 318 that has been set up for a large cam?
  15. michiganpat

    Roller cam - Magnum

    had bullet cams Bullet Cams Master List regrind an LA 318 cam for me, LA roller shortblock with original lifters, magnum heads, I think Hughes 1110 springs, and RPM air gap. 600CFM edelbrock AFB, hedman headers. intake lobe was their HR259/316, I think the exhaust was HR265/320 on the factory...
  16. Airmonger

    Carb choice for a mutt motor.

    Hi crew. I'm a little green when it comes the venerable 318 LA motor. I tortured a couple of 340 motors in my misguided youth, however a huge volume of water has passed under that bridge. I recently acquired a 67 Barracuda. Mix-n-match 318 of unknown bloodline. Factory 273 exhaust manifolds...
  17. rumblefish360

    Big horsepower 318 builds

    Yes and no. It’s a lot of boost. Double the sea level psi into the engine and you now have twice the engine size. 5.3 turns into a 10.6. Now how hard is it to make power with an engine size that large? The OEM cylinder head for the early engines even ported is behind a modern LS. Sub it out for...
  18. AJ/FormS

    318 build suggestions?

    What the hell good is power at 6200, on the street? Been there done that, with a 360, any manual trans/any rear gear; it's just a bad idea for a streeter especially one that runs, in my case, 3.55s; where 6200 was 73mph in Second gear, whereas, 60 was 5100. See, I needed power from between...
  19. AJ/FormS

    Not sure what to do

    For a small-engine street car, like a 318, the Biggest bang for the buck is stall, with rear-gears a close second. It's hard to beat 4.10s and .69overdrive; don't even care about stall with those gears. If you go down the road of engine hop-up, sooner or later you'll be wishing for overdrive...
  20. Garrett Ellison

    .480/230 cam in an 8.5 CR 360?

    Those would be a No Brainer for me. Deep port the flanges of the performer intake to match a set of 1243 Fel-Pro gaskets (theyr'e a performance intake gasket for a 273/318, but they match a J head's intake ports well), and install the cam on a 105 ICL. The compression boost and low lift flow...
  21. F

    Parts swap on industrial 318

    We are trying to get 1959 Plymouth Fury mobile for the first time in 40 years. We picked up a low mileage 1972 318 from an RV. We disassembled it for inspection, pistons were clean, can still see cross hatching in the cylinders and all the bearings looked good. I understand these industrial...
  22. rumblefish360

    very mild 360 build.

    Exactly! They do not give advertised numbers anywhere on there site. Never did. No one knows the advertised numbers unless they figured it out themselves on there engine or had it “Cam Doctored.” Freakin funny ****. He still finds a place to cry about and bash a 318. The only place it’s...
  23. 273

    Making power out of the 318

    Other than displacement with the 5.9l which would help with lack of gear. It's mainly the heads cause there capable to reach 400 hp. Nothing stopping you using the 318 bottom end (but I would run less cam so less power but up to you) and could grab a set from a scrap yard and hope there just...
  24. jrc4y4

    Tips for the track?

    Haven’t had my car at the track since 2007. Back then it was basic rebuild 318 with 2.76 gears manifolds, and ran 15.2s. Zero traction issues. Today it’s still the 318 but with ported and bigger valve 302 heads and headers, same .480 lift cam, 2800 stall, and 3.92s. I imagine traction may be a...
  25. S

    New A-body owner!

    I just purchased a 1969 Plymouth Barracuda! I'm not really familiar with A-bodies but this notchback was just right and I couldn't pass it up. I joined here as this seems like a really good place to tap knowledge as I get accustomed to the nuances of these cars. Here's a couple pics before I...
  26. I

    Cams for Dummies ??

    I had delta cams grind a hydraulic for my 318 4 bbl. Is 208/214 on 111 and it starts and runs very well with an 800cfm Rochester and early 318 heads. Years ago I too bough an Erson tq 30 by recommendation for my 340 4 speed and it was a turd. swapped to an Isky 280 mega and saw the light!
  27. 3

    LA 318 Stock Camshaft LCA?

    I know this is another cam question that might be answered out there on an existing thread, but couldn't seem to find this anywhere in searching. Does anyone know the installed centerline angle/ LCA for stock 318s? In my case it's a '72 318 if that helps. I can find stock lobe separation, lift...
  28. V

    150 HP LA 318 - vs - 230 HP Magnum 318

    360 heads only serve to make an already low compression ratio even worse.
  29. 273

    150 HP LA 318 - vs - 230 HP Magnum 318

    I don't think the 318 heads are necessarily bad, it seems they flow better than a lot of Fords 302 heads but 5.9l/360 heads are just gonna give you a big jump in power, other than throwing a cam 4bbl exhaust on a running 318, I don't know why people insist on running 318 heads when looking for...
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