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Original B-1 Head Q & A
| | Question: | Will B-1 Heads bolt right on any Cjrystler Wedge Block?| Answer: | Yes, with no modifications. Pistons must be renotched, however. We also have piston recommendations that are made for the B-1 application. | | Question: | What are the stock valve sizes as delivered?| Answer: | Intake valves are 2.300" diameter & exhausts are 1.775 diameter. For the moved centerline B-1 Head option, we offer a 2.400 titanium Intake. | | Question: | How well do B-1 Heads flow?| Answer: | Stock out of the box B-1 Heads flow SUBSTANCIALLY better than any other wedge head. (This includes ANY stage cast iron heads of the competition`s aluminum heads.) Ported B-1 Heads will flow as well or better than any of the aftermarket Big Block GM or Ford heads. Typical modified B-1 Heads fill flow 420 cfm intake and 290 cfm exhaust @28", and moved center 450 intake & 300 cfm exhaust center. | | Question: | How do B-1 Heads compare to Hemi Heads?| Answer: | B-1 Heads make more horsepower and torque than Hemi heads. This is accomplished with better cylinder swir, more piston to chamber quench and better spark plug location. In addition, B-1 Heads have lighter, stiffer roller rocker arms which allow the engine to rev higherwithout killing the valve springs. | | Question: | What type of spring and cam lifts will B-1 Heads accept?| Answer: | B-1 Heads will accept littler 1.625 or 1.550 valve springs as delivered and will accept up to 1.750 with
Minor machining. Valve lifts as high as .800 are possible with no modmcationsvtAxsuming appropriate
Spring: are used.) Most approx. 500 Cu-ln. B-1 equipped engines run in tile 3500 to 7500 RPM range | | Question: | Are B-1 Heads reliable?| Answer: | Hundreds of pairs are in service with no failures of any kind. No crawcking-no guide movement-no beat
movement. Our seats and guides are made of the same quality material as N ASCAR Win:ton Cup spec..
Wallter Evans has run our Iliads in every major off road race,including the BAJA 1000 with no failures.
We ran hundreds of dyne hour: before our heads were released for public :ale.We have hundreds of
satisfied customers and winners. We don't expect our customer: to be guinea pig.. We have an on-going
program of rigorous testing and development of new product: and hnprovements. YOUR SALES ARE
ONLY AS GOOD AS YOUR SERVICE! | | Question: | How much lighter are B-1 Heads than cast iron heads?| Answer: | B-1 Heads weigh 78# per pair. Compare this to cast iron heads @96# per pair or cast iron Hemi head:
@ 126# per pair. In addition the B-1 heads have decks that are .75091 thick and have thick combustion
chamber walls and port wall,.THEY ARE STRONG! | | Question: | Are B-1 heads too expensive?| Answer: | B-1 Heads are competitively priced with other maker: of alunlinum head.. The tiling that make: them
economical in thc long haul 1, their respirability and reliability. Crash a set of expensive cast iron head:
and you're all done. Crash a B-1 and race it next week Just like a Viper, B-1 Head: have the highest
resale value of all. In 10 years there bas been only one modest price increase due to the cost of aluminum.|
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