Figure 3.29
□ Insert supplied metal air filter box inside bottom of cut OEM
plastic filter box. The overlap should be 3/4”. Drill three 3/16”
holes on each side for the supplied rivets. Insert the supplied
3/16” pop rivets from the inside so the rounded ends are on the
inside of the box. Ensure that the back-up washer is tight
against the plastic box as the rivet is installed to ensure a tight
assembly. See Figure 3.30.
Metal Box Goes Inside Plastic,
Overlap is .7"
Install Rubber Intake Sleeve
Into Opening of Steel Box
Drill 3/16" Holes For Rivets Through
Both Metal And Plastic (6X)
Match Drill 3/8" Through Hole
In Metal Air Box Lower Section.
Cut Ribs Away Around Hole For
Clearance (1.25" Dia.).
Cut Plastic Here
To Match Opening
OEM plastic box
VMAC Steel box
Back-up washer
Drill 3/16" hole through both boxes
Outside of boxInside of box
Rivet
Typical rivet assembly