Irv
04-11-2001 15:37:20
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Re: H for Pulling - thanks to Burns and Irv in reply to Dan LaChonce, 04-11-2001 10:36:46
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Hi Dan. I have a friend who used the "Firepower" pistons with the low compression H head, and the most he could get out of the engine was 30 HP. I used to pull an H with the 350 sleeves and pistons and a 350 LP head. It put out 46 HP. The LP heads are getting hard to find. Didn't cost much to get the block bored. $11.00 a hole, but that was about 8 years ago. If you keep your low compression head and go with the 350 sleeves and pistons, you would probably get about 35 HP. If you use the 350 pistons, and a head off an Super H, 300, or 350, you get 40 HP. Just remembered something; If you do use the 350 pistons, you will need some special piston pin bushing. Just tell the IH parts man that you have a 300, and that you need the bushing for using the 350 pistons with the EARLY 300 rods. Don't even mention H! Been there, done that, got the parts man all confused. The H, Super H, and early 300 rods are all the same. Durring the production of the 300, IH went to an aluminum piston with a smaller wrist pin. Also, you should get a manifold off a Super or 300 or 350, if you go with to match the bigger ports of the heads off a Super or 300/350. Anyway, good luck and have fun! ..... Irv
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