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Install thread- Holley EFI Sniper on '72 402 big block
Part 1 Video https://youtu.be/ZOTmKqEPsHo
Moving the truck into the shop
Old vs New
On the engine. Vacuum and throttle/trans cable connected.
3/4" hole drilled for O2 sensor. It's 10+ degrees above horizontal and near the collector.
Derp. Included 2.5" exhaust clamps for O2 sensor mounting don't fit my 3" exhaust. I'll need to go buy some 3" clamps:
Draining some coolant to install the new temp sensor
Temp sensor install location. May need to relocate it as I've read the reading back there can be too low.
To be continued!
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1972 Cheyenne Super SWB PS, PB, Tach, A/C, Tilt.
Drivetrain: Built 402BB, TCI Streetfighter 700R4, 2,500 stall, Eaton posi, 3.73. Suspension/Chassis: ECE 4.5/6.5 drop, CPP nitrogen shocks, CPP front and rear sway bar, CPP cross members. Exhaust: 3" exhaust with x-pipe, Spintech 3000 mufflers, Hooker ceramic coated headers. Best 1/4 mile time: TBD.
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