Zip Corvette sales and customer service representatives are here to serve you during the following hours:
Mon-Fri. 8:00am-5:00pm
Sat-Sun: Closed
(Eastern Standard Time)
Zip’s showroom will be unavailable for walk-in shopping or order pickup. Local customers are encouraged to call us at 1.800.962.9632 to place an order with your favorite Zip salesperson. All customers can continue to shop securely online 24/7 at zip-corvette.com. Orders are shipping as usual. All in-stock parts ship same-day when your order is placed by 3pm ET Monday-Friday.
Other questions? Contact us here 24 hours a day 7 days a week.
The AFR Emissions Legal (CARB EO #D-250-2 for engines up to 1994), 195cc intake port LT4 small Chevy cylinder heads are available in an LT4 angle plug version. These heads feature a 56cc to 74cc combustion chamber with a 64cc port and a 3/4" thickhead deck (ideal for nitrous or blower applications). Standard valves are 2.020 intake and 1.600 with AFR's hardened ductile iron interlocking valve seats. The exceptional flow characteristics, ideal operation range of 2500 rpm to 6500rpm (higherrpm ranges possible depending on combination of parts), 23" valve angle, and standard valve spacing make this the perfect street head for 350 cid to 383 cid engines. Designed specifically for 1996 Corvette or LT4 users. No special parts required.