The engine and driveline parts were installed in the full-size mockup to determine their optimum
location, propeller shaft hole entry point and shaft angle. The driveline configuration is
flywheel-forward. A Velvet Drive 1:1 hydraulic marine transmission is coupled to a Casale 12
degree v-drive with 12% overdrive via a 1350 series H-Joint.
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Temporary adjustable v-drive mounts were fabricated from horizontal angle iron tabs bolted to the vertical mount plates
to act as a 'sled' which allows fore and aft travel along the stringers's
top edge. This makes it easier to determine the v-drive's optimum location.
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A 5-1/2" long H-joint will couple the transmission
output shaft to the v-drive input shaft. The vertical
levelling bolts and bracket located on the v-drive
mounts are used to position the unit. They will be
cut off when the mount has been welded.
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The original Chris Craft engine mounts were installed. Once the engine placement has been finalised, we'll
fabricate more compact adjustable engine mounts.
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The motor stringer spacing was set at 26" to enable the use
of a big block motor. Since a small block was used, a piece
of heavy duty angle iron bridges the gap.
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The original Velvet Drive transmission mounts will temporarily locate the transmission. They're quite bulky, so
they'll be replaced with custom transmission mounts.
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