Unit Q77-49-3 / Uncategorized / By mark 3G. 4 holes where indicated means small dia 95 amp. Most pulleys 6 groove 2 1/2″ OD. $79.00 $40.00 core Your Name (required) Telephone number (required) For Unit Q77-49-3 Your Message [anr_nocaptcha g-recaptcha-response] Δ