Manual
BBK Phenolic Spacer Kits 
Part # 1506,1508,1520,1530,1549 
1 
INS-003 
Follow these instructions carefully to ensure correct fitment and operation. 
Special Tools 
Required: 
•
  No special tools 
required 
Install Time: 
Approximately 
1 Hour 
Difficulty: 
3 out of 5 
STEP 1
STEP 6
•  Disconnect the throttle duct hose from the 
throttle body. 
STEP 3 
STEP 2 
•  Disconnect the wire connectors from the upper 
manifold and also the vacuum lines on the 
underside of the upper intake. 
•  Disconnect the throttle linkage from the throttle 
body and also the kick-down linkage if 
applicable. 
•  Next install the phenolic spacer by placing a 
new gasket on both sides of the spacer. 
STEP 4
STEP 7 
•  Remove the cover plate from the upper intake if 
equipped. Next remove the six bolts from the 
upper intake manifold. 
STEP 5 
STEP 8 
•  Lift off the upper intake and discard the gasket, 
also making sure both surfaces are free from 
dirt and grease. 
•  Next simply reverse the previous steps. 
•  Use the new bolts provided and tighten in a 
criss-cross pattern beginning with the center 
bolts. 

