Zip Corvette sales and customer service representatives are here to serve you during the following hours:
Mon-Fri. 8:30am-5:30pm
Sat-Sun: Closed
(Eastern Standard Time)
Our showroom is open to the public Monday-Friday from 8:30am-5:30pm (EST). We take orders in our showroom or you may call your order in over the phone and we will prepare your items in advance so you do not have to wait.
Other questions? Contact us here 24 hours a day 7 days a week.
1957-1974 Corvette 2" heat riser valve - cast iron heat riser with butterfly valve mounts between the exhaust manifold and front y-pipe on the passenger side. Remains in the closed valve to force heat into the carburetor choke assembly at start-up. For use with 2" exhaust manifolds.
WARNING: This product can expose you to a chemical known to the State of California to cause cancer and birth defects or other reproductive harm. For more information, go to www.p65warnings.co.gov