428SCJ and Boss 429 were two different engines... 428 was a variant in the FE series, Boss 429 was part of the newer '385' series. 428 SCJ was called "Fastest running stock known to man" by Car and Driver. 428 was available in Mustangs from mid '68 through '70. Boss 429 was only available in '69 and '70, though a wedge-head version was also available in '71 (in Mustangs - more years in other models). Not real surprising the Boss lost. The Boss-9 was strangled in stock, street form due to a small carb and mild cam. With a bigger carb and aggressive cam, 500 h.p. would easily be attainable.
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Today's Featured Article - Converting from 6 Volt to 12 Volt - by Chris Pratt. It's a common problem for old machines especially when the weather starts to dip below 40 and the tractor isn't fired up as often. You are probably used to the 12 volt Diehard, charged with 200 amp alternator of your 3/4 ton that always is ready and always starts. It's this type of experience that brings about the many queries we get for 12-volt conversion kits. Since only a few kits are available (we sell kits for the
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