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Aug 15, 2017 · Additional work on the 347 Ford engine included porting the cylinder heads and doing a valve job. “We have a special valve job where we do a little bit different angle for almost every single head,” he says.
Aug 28, 2012 · I'm running one of CHP's (aka Probe) Pro Street 347 short blocks with the same pistons (-4cc valve reliefs) but at "0" deck I believe. I'm also running AFR185's with an Edlebrock Performer RPM and 750DP Proform carb.
M-6007-D347SR Sealed Racing Engine Valve Option. Effective January 1, 2011, a 7MM intake and exhaust valve for the M-6007-D347SR engine has been added as a replacement option. It will be the option of the sanctioning body to approve the use of these valves for competition.
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Jul 3, 2004 · They need more crank case venting than stock small blocks due to the long rods and excessive crank case pressure. As a result of this you need to provide good venting on the valve covers (rocker arm covers).
View and Download Ford Racing 347 Series handbook online. Racing 347 Series Sealed Engine. Racing 347 Series engine pdf manual download. Also for: S347jr, D347sr, D347sr7.
Mar 8, 2016 · I was pleased with the results. Valve float was evident above 6,800 rpm. A new spring package will be used in an attempt to bring the motor up to a proper shift point. This was on an inertia dyno that is famous for reading 5-7% lower than a typical water brake.
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Feb 7, 2014 · He also says that jet size, air bleeds, metering blocks, power valve type, and primary and secondary circuits must all be addressed in order for the fuel system to perform properly.