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  1. The B Engines: 350, 361, 383, and 400 - Allpar Forums

    Nov 16, 2020 · The two 383 engines (by Curtis Redgap) The Chrysler 383 RB was an odd engine, created because Chrysler wanted a 383 but the factory could only produce enough 383 "B" …

  2. 383 vs. 400 - Allpar Forums

    Feb 2, 2017 · 383-4: 300 gross hp, 250 net hp Compare the NET numbers above to the 1972 400 specifications: 400-2: 190 hp 400-4: 255 hp Compression in 1971 was 8.5:1, in 1972 8.2:1. So …

  3. Sibling Rivalry 360 vs. 383 - Allpar Forums

    Jul 28, 2013 · The 383 has a shorter stroke than the 360, and even longer rods, so the rod angularity is virtually nil. This allows there to be minimal bore wear over time. 383's have been, …

  4. Restored 1961 Dodge Polara CHP Police package - Allpar Forums

    Jan 30, 2025 · California was the only state to get Polara package cars in 1961. Specifications were developed by CHP engineers in partnership with Chrysler Corp. The car was equipped …

  5. Chrysler 361 Project | Allpar Forums

    Sep 20, 2022 · There was a 383 from 1958 & 1959 that used the raised deck block from the RB engine family but that was eliminated to consolidate the engine machining process. The 4bbl …

  6. 1960 RB 383 intake help - Allpar Forums

    Aug 3, 2019 · There was a "RB" 383" in 59 &60 only. It had a 4.031 bore and a 3.75 stroke. The regular 383" engine was 4.25" bore and a 3.375" stroke. LB and RB intake manifolds are not …

  7. The Plymouth Sonoramic Commando Engine - Allpar Forums

    Nov 16, 2020 · Dodge's version was rated at 345 hp and DeSoto's at 350 hp. 1961 buyers could no longer buy the 361 SonoRamic Commando, but the 383 was still around, and now the 413 …

  8. The 400 V8: Final Mopar Big Block Engine - Allpar Forums

    Nov 16, 2020 · For years, the largest "B" engine was the 383 cubic inch V8. The company created a raised block with the 1959 cars; the new "RB series" would go up to 440 cubic inches. The …

  9. How rare is this? - Allpar Forums

    Aug 14, 2015 · The RB block 383 was only made from 1959 to 1960, to fill a engine switch at the one plant. (I can't remember which one) but there were 2 DIFFERENT "383's" by Mopar, one a …

  10. Which Transmissions can go with my 440 Engine? - Allpar Forums

    Jun 29, 2016 · Hello, I have a 440 engine, (engine block code: 4006630-440-3) I was just wondering how can I find out which transmissions will fit with my engine, and if you know any …