Porsche Mechanical Chain Tensioners - 911 SR011 91150120440 and is told by someone

and is told by someone who has restored or repaired over one hundred 356s in the past fifteen years

It has a 60mm outlet

Years 1959-1962

Oil plug 16mm x 1

Porsche It fits: 911Carrera (2002+) C2 (02-05) C4 (2002+) Cayman (All) Boxster (2005+) 911 Turbo (01-05) 4S (2006+) Carrera S (2005+)

Porsche Mechanical Chain Tensioners - 911 SR011 91150120440 and is told by someonePorsche Upgrade your cam timing or substitute unreliable pressure fed hydraulic tensioners with these durable mechanical chain tensioners made from 6061 aluminum and anodized for added protection. Includes tensioning bolts, locking nuts, and spacers all essentials for your toolbox or race engine. Sold in a set of 2.