S&S, air cleaner backplate spacer kit. 1" - 84-91 Evo B.T. with crankcase vent (NU) 520525 Original Ness styles from the

Original Ness styles from the '70s

Custom Oil Filter MountFeatures 1/4" NPT fittings and may be used with 3/8"stainless steel or rubber lines

Converts the stock 80" (1340cc) Evo B

Custom hardware to mount OEM oval 2-bolt air cleaner cover & early KH

For custom cruisers and touring motorcycles

S&S, air cleaner backplate spacer kit. 1" - 84-91 Evo B.T. with crankcase vent (NU) 520525 Original Ness styles from theUsed in combination with 1" alu spacer blocks (MCS 977825 977824) with Super E G carbs. Mounts between air cleaner backplate & cylinder head for easy installation of air cleaner after a 1" spacer block is installed between carb and manifold. Complete with aluminum spacers and mounting hardware. Note: Not compatib; le with 92 99 head vented engines.