Tuned cylinder head for 4xv or 5jj R1…. This was ported by Pete Beale for Virgin Yamaha back in the day. Bare head but comes with the cam caps and bolts. I do have a set of standard valves, collects, retainers, springs and buckets to go with the head if you want them. Any questions please message me. The item “Yamaha R1 race tuned ported cylinder head BSB spec YEC 4xv 5jj” is in sale since Monday, November 9, 2020. This item is in the category “Vehicle Parts & Accessories\Motorcycle Parts\Engines & Engine Parts\Cylinder Heads & Valve Covers”. The seller is “wes_010″ and is located in Wallasey. This item can be shipped to United Kingdom.

• Brand: Yamaha
• Type: Cylinder Head
• Manufacturer Part Number: Does Not Apply
• Modified Item: Yes