Don`t get a surprise core charge. We don’t list them until they are done. Other sellers have a 3 day or more lead time to build heads as they are ordered. If you need rockers I have sets specifically for rec port heads contact me for pricing. Heads (one pair 821 castings) is thoroughly cleaned and inspected. Pressure tested to ensure no cracks or leaks. Guide work performed / replaced with new guides as necessary. Full 3 angle Valve job Valve seats are replaced as necessary and hand lapped after machining. All parts are thoroughly cleaned and inspected before assembly. Heads are assembled with all new viton valve seals and new valve locks. Valve springs are checked for open and closed pressure and replaced as necessary with OEM beehive springs. Valve retainers inspected and replaced as necessary with OEM parts. You will get a Pair of 821 casting. There will be no surprise core charge or return requirement. We have many sets of these 5364 706 806 821 823 862 241 799 862 and 243 in stock every week. Available in many aftermarket valve size`s also. Available Upgrades include Stainless steel intake and exhaust valves in 1.890 2.00 2.02 2.04 and 2.055 Stainless exhaust are available in 1.50 1.55.1.60 Manley, PSI, ISKY, AFR, springs retainers and locks. WE also have a 660 hydraulic roller turbo head package. CNC and hand ported packages also available. The date of sale. Fails due to a defect in materials or workmanship as long as the product is used normally and in accordance with the purposes it was designed for. Improper use, installation, maintenance, or service. Use of the product with other third-party product(s) which fail. Abuse, misuse, disassembly, modification, or neglect of the product. Over heating, Lose of overheat tab, Modification or replacement of heat tab. Failure to follow directions on proper use or installation. Failure to protect from continued damage. Flood, chemical fallout, salt, hail, or other environment conditions including natural disasters. Installation or use on vehicles used for powersports, off-road, or racing purposes where such product is not intended for these applications. Installation or use on vehicles used for marine purposes where such product is not intended for marine use. Failure to use correct fuel and coolant as recommended by MFG. Any disassembly beyond what is needed. TRP machine makes no other warranties or representations of any kind. The item “LS3 L92 6.0L 6.2L Cylinder Head 821 Square Rec Port refurbished 823 716 5364″ is in sale since Thursday, April 15, 2021. This item is in the category “eBay Motors\Parts & Accessories\Car & Truck Parts\Engines & Components\Cylinder Heads & Parts”. The seller is “teauran_0″ and is located in Tehachapi, California. This item can be shipped worldwide.

• Modified Item: No
• Country/Region of Manufacture: United States
• Custom Bundle: No
• Core Charge: No
• Material: Aluminum
• Type: Small Block Chevy
• Surface Finish: Resurfaced
• Manufacturer Part Number: 862
• Core Return: Not Required
• CASTING ID: 821
• Bore Size: Standard
• Brand: Chevrolet
• Fitment Type: Direct Replacement
• Warranty: 6 Month
• Mounting Hardware Included: No