Recent content by mayhem

  1. M

    I Chose the 383 Big Block

    IDK what your budget is but strongly consider hot tanking the block to clear out any gunk, new freeze plugs & reuse the threaded parts. I know you asked about a cam recommendation but what are your plans for the engine (daily driver, hot street, street/strip, strip, some of each, etc.)? I...
  2. M

    Decoding a 340 help please

    Thank you WymanV, the final piece to the puzzle is now clear. I appreciate your help.
  3. M

    Decoding a 340 help please

    Especially for @A56:
  4. M

    I Chose the 383 Big Block

    I agree w/RRR. That piston is done. I'm surprised the cylinder wall survived. If this were me, I'd pull the other 7 pistons. Next, I'd put a mic on the cylinder walls with an eye to a rehone or possibly new +.020 slugs.
  5. M

    Your considered opinion on heads please

    I have my moments.
  6. M

    Your considered opinion on heads please

    Thank you to all of you who have responded. The Speedmasters seem to be the overwhelming choice albeit a small sample size. I will also take @rumblefish360's advice and investigate bowl porting. I know I will be back with more questions and look forward to tapping into the considerable...
  7. M

    Your considered opinion on heads please

    I appreciate the spring recommendation. Are we ok with the 10* Speedmaster spring retainers & valve locks or should we bulletproof it with corresponding Comp parts?
  8. M

    I Chose the 383 Big Block

    My vote is to remove the piston & check the piston rings, piston skirt and cylinder wall on the right side where all the corrosion is located. I think you'll find there is a reason for the rings to be grabbing. I can't tell from the picture, but it appears the same corrosion is in the water...
  9. M

    Your considered opinion on heads please

    That's good to hear, thanks. You said it 'was' really amazing. Are you using a different engine/cam now?
  10. M

    Your considered opinion on heads please

    I owe @A56 a response on the 340 block I asked about & will most probably be getting. Planning ahead, please give your opinions on the following 3 heads only (no TF, Eddy or other choices please & I don't need a lecture on buying parts made from Chinesesium): 1) '73 -587 iron heads w/o egr...
  11. M

    Decoding a 340 help please

    krazykuda, thanks for link - pretty much everything I was looking for. pink340swinger, I had a '71 that was visually identical to the car in your avatar. Sweet ride. A56, it will be a day or two before I can get back over to where this is at but will post the info when I do.
  12. M

    Decoding a 340 help please

    I have the opportunity to obtain a 340 block. Cast Number: 2780930-340-5 Cast date: 7/10/69 ID Number: R135495. Am I right in saying this is a 1970 340 built in the Ontario CN plant? If so, I know Darts & Dusters were built there. Is there any way to tease out any other info on this block...
  13. M

    I Chose the 383 Big Block

    A strong second to this! Ken has ground me 3 different cams and each one has performed better than expectations in the engine they went in. Also, there isn't anything wrong with a 383. You do you. You're also in the right place to get quality advice if you can sift through the pontificators...
  14. M

    First time Mopar Owner - a '65 Valiant Signet two door hardtop.

    Great looking hot rod you got there! Welcome.
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