Alignment Dowel 4.9 liter GM p/n 4909 Qty 2 Home / Shop Alignment Dowel 4.9 liter GM p/n 4909 Qty 2 $26.80 Home / Shop Alignment Dowel 4.9 liter GM p/n 4909 Qty 2 $26.80 Model Number: 4909 Maximum quantity exceeded Minimum purchase amount of 0 is required Maximum purchase amount of 0 is allowed 26.796 10000000 Manufacturer: TIME-SERT Description This head alignment dowel is only included in the M12x1.75 head bolt kit p/n 4900 reduced size is .560 inches for the older 4.9 liter engine.