Earl's Tube End -6 AN Male to 5/16 in Tubing - Blue/Red MGLK Adapter is fitted with 5/8"-11

Adapter is fitted with 5/8"-11 coarse thread studs and measures 1" thick

but moves the alternator closer to the center of the engine for narrow frames

Tube Tool End Cap

Single Bushing Style

ATI's harmonic balancers are the perfect choice

Earl's Tube End -6 AN Male to 5/16 in Tubing - Blue/Red MGLK Adapter is fitted with 5/8"-11AN Adapter side seals on the flare (cone) not the threads. Tubing Side Seals on Compression Fitting. DO NOT overtorque. Features: Red & Blue Anodized Aluminum Made in the USA Available for Any Plumbing Situation and Many Custom Applications. AN Adapter side seals on the flare (cone) not the threads. Tubing Side Seals on Compression Fitting. DO NOT overtorque. Red & Blue Anodized Aluminum Product Description: Tube End Straight 6 AN Male to 5 16 in