Brand new 180CC BIG BORE CYLINDER UPGRADE KIT for Yerf-Dog SpiderBox GX150 150cc Go Kart to 180cc. Engine kit to upgrade Yerf-Dog GX150 Go Kart from stock 150cc to 180cc, get more horse power! Depends on models and years, you may need to bore up your crankcase opening to fit the cylinder body. Big Bore Engine Rebuild Kit includes. Big bore cylinder head w/ pre-installed intake & exhaust valves & springs.
A9 high performance Hi-Lift camshaft assembly. 3 upgraded size carburetor main jets.The item "180CC BIG BORE CYLINDER KIT BBK YERF DOG SPIDERBOX 150CC TO 180CC GO KART CART" is in sale since Friday, June 6, 2014. This item is in the category "eBay Motors\Parts & Accessories\Other Vehicle Parts\Go Kart Parts". The seller is "imotorpartsusa" and is located in Los Angeles, California. This item can be shipped worldwide.