
SET OF 4. 14mm x 1/2" reach.
Uses 11/16" socket.
FITS : 1200-1600cc beetle style motors that require the traditional 1/2" reach plug. Cross Ref # 39...
SET OF 4. 14mm x 3/4" reach.
Uses 13/16" socket.
FITS : Type 4 heads, and also some newer factory VW heads that require the 3/4".
2 steps colder than ...
SET OF 4. 14mm x 3/4" reach. Uses 13/16" socket. FITS : Type 4 heads, and also some newer factory VW heads that require the 3/4" reach. 1 step colder ...
EACH. 12mm , 3/4" reach. Cross Ref # 4929 / DPR8EA-9. Some aftermarket heads require these 12mm long reach plugs.