Greetings Moparians!
Have been testing the newly rebuilt 915 heads with Edelbrock 1405 on our quarter million mile 383. The old motor purrs around town streets nicely enough, but I see when putting it on the interstate a creeping rise in temperature that I don't care for. I can think of a number of possible causes of this nastiness, not the least being the new carburetor's secondaries getting too little petrol to the jets, but I also see that 4 barrel 383s in Slab Side Land ran the J13Y...
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Have been testing the newly rebuilt 915 heads with Edelbrock 1405 on our quarter million mile 383. The old motor purrs around town streets nicely enough, but I see when putting it on the interstate a creeping rise in temperature that I don't care for. I can think of a number of possible causes of this nastiness, not the least being the new carburetor's secondaries getting too little petrol to the jets, but I also see that 4 barrel 383s in Slab Side Land ran the J13Y...
Read more
