Speedmaster PCE281.2009 Assembled Angle Cylinder Heads for Chevy Small Block 350. PART NUMBER: PCE281.2009 BRAND: Speedmaster. Speedmaster Assembled 23° Angled Cylinder Heads for Chevy Small Block 350 205cc/64cc. Speedmaster CNC ported cylinder heads are machined on dedicated 4-axis and 5-axis CNC machining centers to ensure accuracy and cost-effectiveness.
Combustion Chamber, Exhaust and Intake Ports all fully CNC machined for better flow. CNC combustion chambers offer superior control over flame travel and quench area. CNC Ported heads eliminate human error and variation from port to port. Unsurpassed repeatability from one cylinder head to another that is commonly found in "Hand porting & Polishing".Combustion chambers are exact in volume - so every cylinder has the same compression ratio. Each port is the same cross section - so every cylinder can reach higher true RPM potential. CNC machining produces ports and chambers to within tolerances of no more than 0.002; in turn every cylinder can reach the same power potential and accurate tuning. Combustion Chamber Volume (cc): 64 cc. Intake Runner Volume (cc): 205 cc. Exhaust Runner Volume (cc): n/a. Intake Valve Diameter (in): 2.020 in. Exhaust Valve Diameter (in): 1.600 in. Maximum Valve Lift (in): 0.580 in. Outside Diameter of Outer Spring (in): 1.450 in. Number of Springs Per Valve: Dual.
Valve Stem Seals Included: Yes. Valve Stem Seal Style: Positive stop.
Rocker Arm Studs Included: No. Rocker Arm Nuts Included: No.Valve Cover Mounting Style: Center & Perimeter Bolt. Accessory Bolt Holes Drilled: Yes. Intake Valve Angle: 23 deg. Exhaust Valve Angle: 23 deg. Valve Seat Machine Style: 3-angle.
Valve Seat Material: Ductile iron. Fits Following Engines: 350 CID Chevrolet Small Block Generation II (3.90 Bore Family). Fits Following Engines: 350 CID Chevrolet Small Block Generation II (4.00 Bore Family). Fits Following Engines: 350 CID Chevrolet Small Block Generation I. This product is NOT legal for installation on vehicles required to meet CARB standards and/or registered in California and other states following CARB standards, including NY and ME.Tracking information will be posted to your sale as soon as it is available. These charges are borne by you; we have no control over these charges and cannot predict what they may be. Additionally, when ordering from Trends Auto, you are considered the importer of record and must comply with all laws and regulations. Furthermore, your privacy is important to us, and we know that you care about how information about your order is used and shared. The item "Speedmaster PCE281.2009 Assembled Angle Cylinder Heads for Chevy Small Block 350" is in sale since Tuesday, August 17, 2021. This item is in the category "eBay Motors\Parts & Accessories\Car & Truck Parts\Engines & Components\Cylinder Heads & Parts". The seller is "trendsauto" and is located in Appleton, Wisconsin. This item can be shipped to United States, Canada, United Kingdom, Denmark, Romania, Slovakia, Bulgaria, Czech republic, Finland, Hungary, Latvia, Lithuania, Malta, Estonia, Australia, Greece, Portugal, Cyprus, Slovenia, Japan, China, Sweden, South Korea, Indonesia, Taiwan, South africa, Thailand, Belgium, France, Hong Kong, Ireland, Netherlands, Poland, Spain, Italy, Germany, Austria, Bahamas, Israel, Mexico, New Zealand, Singapore, Switzerland, Norway, Saudi arabia, Ukraine, United arab emirates, Qatar, Kuwait, Bahrain, Croatia, Malaysia, Brazil, Chile, Colombia, Costa rica, Panama, Trinidad and tobago, Guatemala, Honduras, 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.