pretty evident, the longer ones are for hydraulic lifters [cars with automatics], the shorter for solids [cars/trucks with manual trans] - the ebay listing just didn't include that little tidbit of critical info, so you bought the wrong ones .... cut'em off grin

Bill

Moved over to the Passing Lane

"When we tug a single thing in nature, we find it attached to the rest of the world" ~ John Muir
"When we tug a single thing on an old truck, we find it falls off" ~ me
Some TF series details & TF heater pics