Classic Mini DIY: Early 998 Nut and Bolt Restore #3

Used 4-synchro flywheel housing with crankcase breather boss. Has small idler bearing for A-Series Mini.

Most tappet covers use the 12A1175B rubber gasket, but early covers with flat flanges require this cork gasket. Also check 12A1176 seal and 12A1177 cup washer for the tappet

No longer available new. Good used condition. Part may show some wear. The three synchro idler gear can also be used on 4-synchro with careful spacing of the

Chilled iron cam follower designed to minimize float and jump normally seen in original cam followers which ultimately causes power loss.

Crankshaft rear seal that presses into the flywheel housing. OE spec, with scroll markings on inner lip. Suitable for competition use. See also 13H2934E for a NAK seal and LUF10006

Less expensive version of the rear main seal manufactured by well-known seal manufacturer NAK. Does not have the scroll markings.

Machined spacer ring at rear of all primary gears, important for adjusting the thrust clearance of the primary gear. Slightly oversized at .162 thick.

Horseshoe-shaped clip locks into primary gear backing ring. Aftermarket. See also 22A0319 Rover ring.

Brand new gear with bushings installed - ready to install. Note that this gear is not for early 850-1098cc cranks with 1.375" diameter tailshaft. This gear fits only pre-A+ 998,

Used tappet chest side cover with breather for all 850-1098 engines plus Cooper S. Improved, cupped outer edge, accepts the later, red rubber seal.

Used tappet chest side cover without breather for all 850-1098 engines plus Cooper S.

Used 10-bolt timing chain cover for A-Series engine. Rubber seal pushes in from the inside. No breather.