[Details] 2 TDC locater in package, part numbered 66792. Screw length of 2.5 inches
[Function] Provides a positive stop for the piston to locate, fits any cylinder head with 14mm spark plug hole.
[Material] Made of quality metal, hard and durable, rust and corrosion resistant, well tested to ensure longer service time.
[Easy to Use] When heads are off, screws into spark plug hole and plate bolts across any cylinder bore.
[Service] Contact us if you still have other questions, we're willing top give help.