273-A2 designed and extensively tested with IROZ Motorsport. Suits 72mm+ turbos. 1300+hp and all of the boost! Proven to run 8.00 down the quarter, this is the best overall cam set available for the Audi Daza engines. Promotes good midrange and top end power gains over OEM cams. Aftermarket pistons with deeper pockets are required. Works great with KVS273-BT valve spring kit. Kelford Cams deletes the AVS Variable exhaust lift system. Cam kit is supplied with Kelford billet blanking plates.