No. of Cylinders:4 CylinderYear:2013Item Length:18 cmModel Name:45mm 1 3/4" inchItem Height:9 cmItem Weight:0.25 kgDisplacement:universalSpecial Features:noItem Width:13 cmItem Diameter:4.5 cmExternal Testing Certification:ISO9001Material Type:AluminumItem Type:Cooling System