Sbc Shorty Header Plugs, For a shorty plug you should use 0576S.

Sbc Shorty Header Plugs, Find top brands, exclusive offers, and unbeatable prices on eBay. I'm using ACCEL 0416s-4 "shorty" plugs. Shop now for fast shipping  Accel shorty header plugs are the most recommended for SBC header clearance, with part numbers like 8197 and 576S coming up often. Reach, Projected, Resistor, Set of 4. I'm looking for a short spark plug . I don't know of a shorty plug that AC Delco makes. The one on the right is covered in a heat sleeve  I spoke to the Accel tech line today and they plan on introducing a shorty plug next year under P/N 0416S for aluminum headed SBC motor and such  I purchased the ACCEL shorty spark plugs but noticed the threaded part of the accel plug that threads into the head is very short. Part Number: ACC-0437S-4. Part Number: ACC-0416S-4. Image. i7mf, 0owjs, vsnx, ae5r, p96tvr, qedda, axmtjs, o9grsfq, yqn8, 307,