CARB. SPACERS / ALTERNATOR CONVERSIONSometimes necessary for Alternator Conversion. Two spacers available. 3245 spacer is for stock Solex/Brosol 28/30 Carburetor and is 1" thick with 2 1/8" hole to hole measurement. 16-9705 is for 34 Pict Carburetor andmeasures 3/8" thick with 2 11/16" hole to hole measurement. 16-9705 - 34 PICT Carburetor Spacer 3/8 Thick , Each