Out of stock Quick view Sold Out Flat Washer for Pulley Attachment $0.99 This flat washer is used to hold the front 80, 90, or 100 tooth pulley on the 4G T-Belt Drive Transmission. Compare Out of stock Add to Wishlist
Choose Options Quick view 4G T-Belt - Replacement Transmission Belt For 4 Stroke Belt Drive $12.99 Replacement T belt for the Grubee 4G T belt transmission. T Belt Sizes 80 Tooth: 5M-505-15 (5mm Pitch X 15mm Top Width X 505mm Outside Circ.) 90 Tooth: 5M-540-15 (5mm Pitch X 15mm Top Width X 540mm Outside Circ.) 100 Tooth: 5M-570-15 (5mm Pitch... Compare Choose Options Add to Wishlist
Out of stock Quick view Sold Out Magneto Cover Stud Bolt with Bushing #1 $3.99 4 Stroke Engine Replacement Part # 1 -- Magneto Cover Stud Bolt with Bushing Compare Out of stock Add to Wishlist
Out of stock Quick view Sold Out 4G Solid Transmission Pulley/Sprocket For Grubee 4 Stroke T Belt Drive Kits $34.99 Solid T-belt pulley wheel for the 4-stroke Grubee 4G Engine Kit. Available in 80 tooth and 100 tooth styles. Compare Out of stock Add to Wishlist
Out of stock Quick view Sold Out Freewheel Hub $14.99 Replacement 4 Bolt Freewheel Hub for 80, 90, and 100 Tooth Pulleys. Compare Out of stock Add to Wishlist
Out of stock Quick view Sold Out Guide Cover (Part #13) $5.99 4 Stroke Engine Replacement Part # 13 -- Guide Cover Compare Out of stock Add to Wishlist
Choose Options Quick view SALE Freewheel Sprocket for HD axle $24.99 $9.99 Rear freewheel sprocket for heavy duty axle. For use with 4 Stroke bicycle engine kits - requires Freewheel Thread. Available in 3 sizes: 44 Tooth, 48 Tooth, and 56 Tooth. Not sure which sprocket to choose? Check out our Bicycle Engine Sprocket Guide... Compare Choose Options Add to Wishlist
Out of stock Quick view Sold Out Engager Cable/Slack Adjuster $2.99 Engager Cable and Slack Adjuster for the Stage III transmission clutch cable system. Compare Out of stock Add to Wishlist
Out of stock Quick view Sold Out Valve Spring (Part #66) $8.99 $4.99 4 Stroke Engine Replacement Part # 66 -- Vavle Spring (set of 2) Compare Out of stock Add to Wishlist
Out of stock Quick view Sold Out Oil Plug Dip Stick $3.99 4 Stroke Engine Replacement Part # 44 -- Oil-Scale Compare Out of stock Add to Wishlist
Out of stock Quick view Sold Out Round Copper Gasket for 4 Stroke 2 Piece "Poo-Poo Pipes" $2.99 Round Copper Gasket for 4 Stroke 2 Piece "Poo-Poo Pipes" Compare Out of stock Add to Wishlist
Out of stock Quick view Sold Out Outer Gear Box Gasket $1.99 Outer Gear Box Gasket for Stage II and III transmissions. Compare Out of stock Add to Wishlist
Out of stock Quick view Sold Out Screw Rod for CDI Attachment $1.99 4 Stroke Engine Replacement Part # 37 -- Screw 2 Compare Out of stock Add to Wishlist
Out of stock Quick view Sold Out Eccentric Cam for 5/8 Transmission $24.99 Eccentric cam rotates inside the transmission in order to adjust the tension of the belt. Compare Out of stock Add to Wishlist
Out of stock Quick view Sold Out 10 Tooth Solid Gear Jackshaft $9.99 Stage III 10 tooth solid sprocket jackshaft. No keys included. Compare Out of stock Add to Wishlist
Choose Options Quick view Freewheel Sprocket & HD Axle Kit w/Brake $49.99 Make your own heavy-duty rear wheel for your motorized bike. Each kit includes a chain drive sprocket in your choice of 3 sizes, freewheel sprocket mounting hub, drum brake, and heavy duty axle that's ready for spokes and a rim. For use with any chain... Compare Choose Options Add to Wishlist