Shop › QHQCP749 Image 1 of 1 QHQCP749 $79.00 Water Pump with 3/8” single pulley. TR250, very early TR6 only. Add To Cart Added! Water Pump with 3/8” single pulley. TR250, very early TR6 only. You Might Also Like Choke Cables, TR250-TR6 from $2.00 HP190 from $1.50 Throttle Linkage and Bushings, TR250-TR6 from $3.00 Overflow Bottles and Brackets from $1.00 GWP189 $57.50 Sold Out