Operation CHARM: Car repair manuals for everyone.
Manuals through 2025 now available!

Our trusted friends have launched a new website named LEMON, which has newer manuals. It also contains all the CHARM manuals.

LEMON is the spiritual successor to CHARM, I recommend you try it!

Link: lemon-manuals.la or lemon-manuals.org.ua

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1ST/2ND Synchronizer





1. Check the synchronizer assembly scribe marks for correct positions.





2. Install the following parts:
a. The synchronizer sleeve to the hub. (Align the key openings in the hub with . the cuts in the synchronizer sleeve).
b. The keys with the slots facing the hub





3. Assemble the following parts:
a. The first spring (Assemble the spring tangs to the side of two keys).
b. The second spring (Assemble the spring tangs to the side of two keys such that the gap is not between the same two keys as the first spring).