Before:
68hp @ 3200rpm
140 tq 1400rpm
max rpm 3750
13mpg highway
14mpg city
c-4 trans (3sp auto)
18.9 1/4 mile time @ 69mph
After rebuild:
136hp @ 4700rpm
166tq @ 3200rpm
Max rpm @ 5800rpm
26mpg highway
20mpg city
unknown time
78block ford 200ci, ARP rod bolts, 264/274 110 .450 clay smith cam advanced 4*, Double Roller Timing Chain,
8cyl t-5 transmission
78 large Hex log 250ci head, with 1.75 intake valves and 1.5 exhaust valves, valve guides, race porting max flow @ 141 cfm @ .450 lift, 50.5cc chambers, direct mounted holley 350cfm carb
www.ClassicInlines.com Dual Exhast Header
other Specs
Vintage Air AC
Scarebird 4lug disk brakes
7.25 rear end 3.27 rear gear
Alum Rad with Duralle tornado 17in fan (Low1800cfm,High2400cfm)
HID head lights
Magnaflow 14" free flow. I kept it easy on the throttle during the video due to break in time.
Have since added 1.6 ratio rockers. little more throat to it now. and hope to get 8" with 4.11 gears in it soon.
MPGmustang 4 weeks ago