Sale Price only while supplies last $899.95 - Kitaco has replaced the old Ultra SE head with the higher flow SE Pro and SE2 Pro line of cylinder heads and bore kits for XR100R CRF100F Ape 100 and NSF 100. Completely redesigned intake port makes the SE Pro the new standard for race engines and pushes available power even higher. 145cc SE Pro kit comes with:

• ceramic coated, all aluminum cylinder kit
• 28mm/23mm valves
  

• cast 57mm high compression piston

• 56.50mm stroker crankshaft

• SPL high lift camshaft (optional SE-R camshafts sold separate)
• IN 12/40 EX 42/10
  

• all required installation gaskets
• high strength 90 link cam chain