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347 Stroker Small Block Ford Roller Rockers

The Z304 heads required M-6564-F351 roller rockers. The rockers ensure accurate valvetrain geometry to make the most of the available cam lift and duration.
475hp 347 Stroker Ford Small Block - Catching Zzzzs

 The Z304 heads required M-6564-F351 roller rockers. The rockers ensure accurate valvetrain geometry to make the most of the available cam lift and duration.  View Related Article

 

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