Originally posted by nismoflip
How good is this motor? Anyone have it? How does it rank next to an RX21 R1WC, RB C5, and SX 21 Evo5 MS? I don't trust hp ratings so I'd like to know what the drivers think. Thanks.
Hi, I already tried Sirio and novar1wc.For me its the same but I go for sirio bec. price wise
