parallel twin. Post RD250LC. Not as wild as the RGV. First powervalve model. Fairing. Prospective buyers might like to make certain that they're buying a 250; a favourite trick with the RZ is to upgrade the 250 barrels, pistons and conrods to those from an RZ350; you can tell by the size stamped on the side of the barrels (left, just above the crankcase). The warning is this: it's also important to uprate the oil pump, since a 250 oil pump has a lower capacity than a 350 pump, so engine wear may

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