Check the lug nuts and make sure they are all tight. If that's not it, it could be CV joints.
Might be a cracked vacumn hose, there are plenty, and the age is about right for this to happen.
Might be a bad cv joint
It sounds to me you are using a fuel to low in octane, either that or your timing is wrong. Try running on 95 or higher octane fuel.
your foot
Because when they got bought out by Mercedes-Benz, Mercedes started making the Sprinter van.
In many card and token games a player is required to knock the table when he's down to one token/card The player so doing is said to be 'knocking' A gasoline motor is said to be 'knocking' when the air/gas mix is too lean Knocking can also be criticising, using a knocker of a door, declaring an auction over Knocking off: finishing work for a break, or the day: making a hasty job of: robbing Knocking up: waking: making pregnant: making hasty job of Knocking over: robbing Knocking down: to assault and to beat to the ground
my 1995 BMW 325i is making a knocking noise after i replace the water pump
There are a number of reasons why your car may be making a whirring sound when accelerating. You may have a lose part for example.
probably broken bearings
your face a bru
get a new trany or rebildit cuz its going out unless the knocking is from moter it might be timing
i don't know if it helps, but my '99 legacy outback was making a knocking sound. turned out that the oring on the brake caliper pin had worn out, and the pin was kind of knocking around.