Big Block Chevy Aluminum Cylinder Heads 340cc 124CC 2.25 / 1.88 Valves. These rectangle port cylinder heads are assembled in house and they come complete and ready to bolt on. Complete with rocker studs and guide plates. They are set up for a. 650 lift mechanical flat tappet or hydraulic roller camshaft. They have dual springs with damper and have 145lbs of spring pressure. They also feature hardened seats, bronze valve guides, and fully machined valve cover rails for a more consistent gasket seal. Combustion Chamber Volume (cc): 124. Intake Runner Volume (cc): 340cc. Cylinder Head Style: Assembled. Cylinder Head Material: Aluminum. Intake Port Shape: Rectangle. Intake Valve Diameter in. Cylinder Head Finish: Natural. CNC-Machined Combustion Chamber: No. CNC-Machined Intake Runner: No. CNC-Machined Exhaust Runner: No. Intake Port Location: Standard. Exhaust Port Shape: Square. Exhaust Port Location: Standard. Intake Valves Included: Yes. Exhaust Valves Included: Yes. Exhaust Valve Diameter in. Valve Springs Included: Yes. Maximum Valve Lift in. Outside Diameter of Outer Spring in. Damper Spring Included: Yes. Number of Springs Per Valve: Dual. Lock Style: 10 degree. Valve Stem Seals Included: Yes. Valve Stem Seal Style: Positive stop. Rocker Arm Studs Included: Yes. Rocker Arm Nut Thread Size: 7/16-20 in. Rocker Arms Included: No. Rocker Arm Nuts Included: No. Guideplate Pushrod Size: 3/8 in. Valve Cover Mounting Style: Perimeter bolt. Accessory Bolt Holes Drilled: Yes. Intake Valve Angle: 26. Valve Guides Included: Yes. Valve Guide Material: Manganese bronze. Valve Seats Machined: Yes. Valve Seat Machine Style: 3-angle. Valve Seat Material: Ductile iron. Steam Holes Drilled: No. Oiling Style: Through pushrod. Machined for O-Ring: No. Hours of Operation (EST). Saturday & Sunday: Closed. Addresses that are P. Pictures may vary from part, in some cases. All items are listed locally, and may be ended at any time. Add to Favorite Sellers. Sign up to Newsletter. View more great items. Sealed Power E-251K 30 Performance Piston Ring Set 4.030 Bore 5/64 5/64 3/16. Engine Works 215150-8 Stainless Steel 1.50 Swirl Polished Exhaust Valves. Engine Works 215160-8 Stainless Steel 1.60 Swirl Polished Exhaust Valves. Engine Works 215161-8 Stainless Steel 1.60 +. 100 Swirl Polished Exhaust Valves. This listing is currently undergoing maintenance, we apologise for any inconvenience caused. The item “Big Block Chevy Rectangle Port Aluminum Cylinder Heads 340cc 124CC 2.25 / 1.88″ is in sale since Friday, July 2, 2021. This item is in the category “eBay Motors\Parts & Accessories\Car & Truck Parts\Engines & Components\Cylinder Heads & Parts”. The seller is “tgmotorsports_net” and is located in Mims, Florida. This item can be shipped to United States, Canada, United Kingdom, Australia, Mexico, Germany, Japan, Denmark, Romania, Slovakia, Bulgaria, Czech republic, Finland, Hungary, Latvia, Lithuania, Malta, Estonia, Greece, Portugal, Cyprus, Slovenia, China, Sweden, South Korea, Indonesia, South africa, Thailand, Belgium, France, Hong Kong, Ireland, Netherlands, Poland, Spain, Italy, Austria, Bahamas, Israel, New Zealand, Singapore, Switzerland, Norway, Saudi arabia, Ukraine, United arab emirates, Qatar, Kuwait, Bahrain, Croatia, Malaysia, Brazil, Chile, Colombia, Panama, Jamaica, Barbados, Bangladesh, Bermuda, Brunei darussalam, Bolivia, Ecuador, Egypt, French guiana, Guernsey, Gibraltar, Guadeloupe, Iceland, Jersey, Jordan, Cambodia, Cayman islands, Liechtenstein, Sri lanka, Luxembourg, Monaco, Macao, Martinique, Maldives, Nicaragua, Oman, Peru, Pakistan, Paraguay, Reunion, Viet nam, Uruguay.

• Material: Aluminum
• Manufacturer Part Number: LPH-340-R-9000S
• Brand: TGM