This charging upgrade kit is the same type of kit as our 1514-19 kit except the Alternator. This Alternator is our brand new Denso.Things a little tight up front on the Tractor and don't want to cut any sheetmetal to accomadate a larger Alternator? Here's the ticket to save the sheetmetal and not get drastic! This kit comes with the new pint size Denso Alternator which fits quite well in tight spots. Upgrades the charging side of the system only. Works with the exsisting or OEM wiring system.  We also offer our optional 5/8" wide belt pulley for the Denso's 15mm mainshaft for older Cars, Trucks, & Tractors that were equipped with a Generator.  This kit works great for "D" series Tractors as well as 100 series Tractors replacing the OEM Delco "DN" series external regulated Alternator and problem child external Voltage Regulator too! Wiring instructions included. Move up to reliability as well as longivity with a B&B Alternator retrofit kit! Don't cuss! Call us!