Carb, cam, and exhaust seems to account for the reported additional 25 horses in essentially-stock trim. Old Timer Offline Posts: 3, Quote from: lloyd3 on February 23, , AM.
You folks are always a wonderful resource, thank you. I see I was wrong about no s in '67 Chargers, my apologies. I'm fairly comfortable with the fact about dual-points in all the 4-speed cars. When I researched putting a hemi crate motor in my car in the early 's, the only difference I could find between the factory 4-gear hemis and the 4-speed cars was the boxed-in frame rails on hemi bodies. Ma Mopar knew how the 4-gear cars were going to be used and tried to design around it.
Quote from: Cooter on February 23, , PM. Quote from: lloyd3 on February 23, , PM. Maybe more info than you want to read Lots of information, for sure.
Thank you for that. I believe I've read that engine history before somewhere, many years ago. I didn't mean to say that the hemi and 4-speed cars were exactly the same, just surprisingly similar. Unless you were intent on creating a fraudulent clone, you wouldn't need all of the hard points, snubber-plates, and hanger brackets mentioned in Hemigeno's excellent illustration. Did the 68s do that as well I suppose I could go out and measure mine sometime?
The snow is gone and it was 66 degrees here today. It's supposed to snow again tomorrow, but it seems we're through the worst of it now. Time to contemplate what needs to be done this Spring to get going for the season again. Would that a tuneup on my own body was so easy. Quote from: hemigeno on February 24, , PM. No numbers matching here. Just comparisons. The post drifted from engines to bodies. Previous Thread. Next Thread. Joined: Oct Posts: templeton,ma C coronet mopar.
Joined: Jan Posts: 73, U. JohnRR I Win. Joined: Jan Posts: 3, n. Switch to Threaded Mode. View Profile. Send Private Message. The bore was slightly wider than the 4. The initially developed horsepower and foot-pounds of torque while equipped with a four-barrel carburetor, and had a to-1 compression ratio. High-performance models from to got a horsepower boost, to In mid, Chrysler beefed up the 's crankshaft and connecting rods, and reconfigured the flywheel and vibration damper to handle the new models' added weight.
However, the changes only increased the engine's vibration. Beginning in , horsepower plummeted to just In , the horsepower rating fell to , with foot-pounds of torque.
The Six-Pack was Chrysler's most powerful engine behind the Hemi. The triple two-barrel Holley carburetor system gave the its Six-Pack moniker. It developed horsepower in and , and horsepower in , with a
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