if the serial number ends in n or x
Made by Remington in 1985 &1986; 28" or 30" vented rib barrel with various chokes; basicly same gun as the 870 Express model; most if not all 870 parts are interchangable. Should probably hold value comparable to the Remington 870 Express model which retails close to $400.00 after taxes.
It is chain drive.
under the gas tank
The first year that the Rem Choke or screw in choke on Remington shotguns was 1986. It made the already famous Remington 870 even more popular.
41 mm.
behind the left side passenger footpeg
Check the fuel pump relay.
Between 155 to 160 mph
1986 from the G in the serial number.
http://www.shadowriders.org/pictures/Picts/86forward.html
Remington Steele - 1982 Steele in the Running 4-19 was released on: USA: 22 March 1986