Brand-new reproduction PCV valve grommet for 1986-1987 Buick Grand National, Turbo Regal, and 1987 GNX.
This grommet was engineered to original GM blueprints and features the correct .485" hole diameter for the proper seating and sealing of the PCV valve.
Produced with the CORRECT TYPE OF RUBBER which is also PLIABLE for EASY INSTALLATION. (nobody wants to make it harder than it needs to be?
Additionally, Highway Stars grommet was produced with the CORRECT PART NUMBER 1254119 on the part.
Our exclusive reproduction PCV valve grommet will fit perfectly, just like original.
The WRONG TYPE of rubber may make it feel "HARD to the touch" harder to install, and may reduce functionality of grommet. The wrong type of rubber may cause shrinkage, would could ultimately cause failure.
NOTE: Other PCV valve grommets DO NOT FIT CORRECTLY which include:
Standard Motor Products GV16