These are the TFS Ford Twisted Wedge 11R 205cc intake runner fully assembled aluminum heads with 66cc chambers and Titanium Retainers. Looking for serious horsepower? Something great just got better! Trick Flow® used advanced 3-D solid modeling and CAD tools (plus a couple decades’ worth of racing experience) to turn its track-proven Twisted Wedge® design into the potent Twisted Wedge® 11R 205 head for serious performance enthusiasts and racers. Trick Flow® Twisted Wedge® 11R 205 heads are direct replacements for previous Twisted Wedge® heads and work with all Twisted Wedge®-specific pistons. New high-velocity, race-inspired CNC Competition Ported runners have been optimized for today’s popular bore and stroke combinations, and have a premium high-resolution finish for ultimate performance. Modified 11 degree intake and 13 degree exhaust valve angles and a restructured, CNC-profiled combustion chamber arrangement provide more airflow and performance potential. Premium certified materials and components, along with the finest CNC tooling, are used to ensure uncompromising quality and durability, dimensional accuracy, and balanced flow from port to port. The fully machined castings are very strong and have a great looking, billet-like appearance. Cylinder Head Style: Assembled Cylinder Head Material: Aluminum Cylinder Head Finish: Natural Combustion Chamber Volume (cc): 66 CNC-Machined Combustion Chamber: Yes Intake Runner Volume (cc): 205cc Exhaust Runner Volume (cc): 66cc CNC-Machined Intake Runner: Yes CNC-Machined Exhaust Runner: Yes Combustion Chamber Style: Twisted Wedge® Intake Port Shape: Rectangular Intake Port Location: Standard Exhaust Port Shape: Square Exhaust Port Location: Standard Intake Valves Included: Yes Intake Valve Diameter (in): 2.080 in. Exhaust Valves Included: Yes Exhaust Valve Diameter (in): 1.600 in. Valve Springs Included: Yes Maximum Valve Lift (in): 0.600 in. Outside Diameter of Outer Spring (in): 1.295 in. Damper Spring Included: Yes Number of Springs Per Valve: Dual Retainers Included: Yes Retainer Material: Titanium Locks Included: Yes Lock Style: 7 degree Valve Stem Seals Included: Yes Rocker Arm Studs Included: Yes Rocker Arm Nut Thread Size: 7/16-20 in. Rocker Arms Included: No Rocker Arm Nuts Included: No Guideplates Included: Yes Guideplate Pushrod Size: 5/16 in. Notes: Competition ported fully CNC machined, non-emissions heads. Trick Flow twisted Wedge 11R heads are machined for 1/2 in. Head bolts; for customers with blocks that are machined for 7/16 in. Head bolts, the use of TFS-51400419 head bolt bushings is required. We do not lower invoice values since it is a violation of US and International custom laws. Let us work to resolve your problem so everyone is happy. Suite D7 Costa Mesa, CA 92627. And no repairs will be provided, nor labor charges covered by TREperformance Inc. TREperformance 1725 Monrovia Ave. The item “Trick Flow Twisted Wedge 11R Competition CNC Ported 205cc Cylinder Head SBF 66cc” is in sale since Thursday, July 20, 2017. This item is in the category “eBay Motors\Parts & Accessories\Car & Truck Parts\Engines & Components\Cylinder Heads & Parts”. The seller is “treperformance” and is located in Costa Mesa, California. This item can be shipped worldwide.
- Important Information: Price Listed is PER HEAD
- Part Brand: TFS
- Retainer Material: Titanium
- Interchange Part Number: Small Block Ford
- Brand: Trick Flow Specialties
- Country/Region of Manufacture: United States
- Core Charge: None
- Material: Aluminum
- Manufacturer Part Number: TFS-5261T661-C03
- Fitment Type: Performance/Custom