Stainless Works Chevy ZR1 Corvette 1990-95 Headers - Manual (Page 2)

12. Clean surface of head and apply Sensor safe high temperature RTV silicon around
head ports.
13. Install right and left headers using supplied bolts. Be sure flanges lay over guide
pins and flange lays flat on head. See note below for installing right header.
14. If you ordered an EGR fitting for the passenger side header, you will need to now
assemble the connections. The EGR tube may need to be reshaped during
installation. The procedure is form under the car: Push up on the tube about ¾”.
Then test fit the header and observe alignment of the tube to the fitting. Take the
header down and bend the end of the tube as necessary by inserting a ½” dia. drill
bit or similar object into the end of the tube. If the v-clamp has been damaged, a
new one can be ordered from VPI (as P/N 14034744 (www.vpartsinc.com). Only
’93 – ’95 cars have this EGR.
15. Reconnect O2 sensor wires.
16. Slip 3” Accuseal Clamps on right and left collectors and install catalytic
converters if supplied.
17. Reinstall oil dipstick tube.
18. Reinstall inner-wheel house sections that were removed
19. Reinstall air pump valve.
20. Reinstall Factory or Stainless Works exhaust by locating everything in place
according to the Bill of Materials.
21. Snug clamps at first and them once in position and adjusted, working from the
headers back to the tips, tightening the clamps as you go.
22. Be sure to have adequate clearance around all wires, hoses and lines. If anything
is in contact with the exhaust system, it will melt. Make sure to have at least
½” of clearance and wrap any suspect areas with DEI thermal barrier wrap.
23. After double-checking for clearance and making sure all lines, wires and hoses
are secured, drive the car for 10-20 miles and re-check all clamps and clearances.
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