If the Buick 305 is really a Chevy 305, then the motor mounts will interchange with a Chevy 350.
The 1985 Buick Regal did not offer the 305 V8 as an option that year.
A Chevy 305 produces:130 HP - 250 HP A stock 86 305ci Regal will be the 165 HP or 190 HP version.
possibly transmission and motor mounts,
the 1986 Chevy truck 305 HO produced 180 hp
no I respectfully disagree. I am running 305 Chevy TBI heads on my 1971 Chevy 307 and all is very well.
Oldsmobile used Chevy 305's. 76 350 rocket 77 305 Chevy
305
Not usually.
Clockwise
yes
The firing order for 78 Regal with a 305 v8 is 1-8-4-3-6-5-7-2. The number one cylinder is the front one on the drivers side.