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13 Απρ 2011 · It is common knowledge that the Boss 429 was a failure in the supercharged fuel classes. One of the things that I have always been curious about are the exact reasons. The heads were fragile, the reciprocating weight high and the valve train had that one heavy rocker.
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Mickey's 69 Mustang FC was driven by Danny Ongais and was...
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20 Φεβ 2024 · While Ford advertised that the 429 Boss was capable of 375 horsepower, most enthusiasts agree that the number was closer to 475. The Mustang 429 Boss was only available from 1969 to 1970, making it an exceptionally rare and sought-after model in the collector world. Ford 429 Common Problems & Reliability
Looking for information on the 1969 Ford Mustang Boss 429? See our ultimate guide which includes specifications, engine type, power, photos, & more.
23 Σεπ 2018 · Parker admits there were lower end problems with the Boss engines when they first appeared and some piston issues. “The biggest problem was the Ford dealers had few mechanics who could work on these engines.
25 Σεπ 2018 · The big Boss mill was a hundred pounds lighter than a Chrysler Hemi, thanks in part to its aluminum heads, and Ford’s aero-slick fastback bodies did their part to cut through the wind. But something got lost in translation between track dominance and street swagger. The Boss 429 was a Mustang designed to compete with Corvettes, rather than ...
14 Φεβ 2024 · The 1969 Ford Mustang Boss 429, code-named Job 1, used a cast iron block with cylinders bored to 4.36 inches in diameter and a forged steel crankshaft with 3.59 inches of stroke. Its cast...
The problem with the 1969 Ford Mustang was that its semi-hemi 429-cid V-8 was a high-rev NASCAR engine, not a drag mill. A 735-cfm Holley four-barrel with ram-air, an aluminum high-riser, and header-type exhaust manifolds completed the engine, which retailed for $1,200.
