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JDubz28 · 06-07-2017, 10:33 AM

Hi i have recently bought a Thumpstar dirty b 160 with the zs155 engine i am looking to ugrade this engine further, but im not the best with engines. Where do i start can anyone help me out? Thanks

06-07-2017, 10:33 AM	#1
JDubz28 Novice Join Date: Jul 2017 Age: 26 Posts: 2 Bike: Yx140	Thumpstar dirty b 160 zs155 upgrades? Hi i have recently bought a Thumpstar dirty b 160 with the zs155 engine i am looking to ugrade this engine further, but im not the best with engines. Where do i start can anyone help me out? Thanks