Crankshaft & Camshaft

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Part # A-6256-L-STD Model Year 28-34
Part # A-6256-L-003 Model Year 28-34
Part # A-6256-L-005 Model Year 28-34
These gears are made out of a laminated material instead of a macerated material. Laminated is stronger than a macerated gear. Available in Standard or .003 and .005 oversize. U.S.A.
Drop shipped from manufacturer, allow Weeks
Made To Order, Allow Weeks
Part # A-6256-STD Model Year 28-34
Part # A-6256-003 Model Year 28-34
Part # A-6256-005 Model Year 28-34
The large fiber timing gear for the camshaft. If you are getting backlash, go to an oversize. We stock U.S.A. gears only.
Drop shipped from manufacturer, allow Weeks
Made To Order, Allow Weeks
Part # A-6327-MB Model Year 28-34
Part # A-6327-MB5 Model Year 28-31

Kit Contents: 4-6" long grade 8 bolts for front and center mains. 2-4-1/2" long grade 8 bolts with ground heads for rear main. 6-High headed hex nuts grade 8. 6-SAE flat washers. 6-Pressure sealing flat washers. Pressure sealing flat washers can only be used one time!

Extra sealing washers are available, they are sold individually and are part number A-6327-MB-5. Torque bolts to: 120 ft-lbs. dry or 90 ft-lbs. if lubricated.

Drop shipped from manufacturer, allow Weeks
Made To Order, Allow Weeks
Part # A-6331-STD Model Year 28-31
Part # A-6331-010 Model Year 28-31
Part # A-6331-020 Model Year 28-31
Part # A-6331-030 Model Year 28-31
Part # A-6331-040 Model Year 28-31

Modern insert bearings if you are changing your motor from poured babbitt to inserts. Kits come with instructions.

The block MUST be machined to accept these, they are not a direct replacement for the original babbitt. You will need to purchase 3 of the A-6332 thrust washers to complete this job.

Bearings are available in Standard through .040 undersize. U.S.A.

Drop shipped from manufacturer, allow Weeks
Made To Order, Allow Weeks
Part # A-6340/46 Model Year 28-31
Part # B-6340/46 Model Year 32-34
Made from laminated shim stock. Two shims for rear main, and four for center and front main bearings. A-6340/46 is .032" thick. B-6340/46 is .016" thick. Laminations are .002" thick. U.S.A.
Drop shipped from manufacturer, allow Weeks
Made To Order, Allow Weeks
Part # B-6335-M | Model Year 32-34
A radial lip seal made of nitrile to get rid of those nasty rear main oil leaks. This seal is made for the 1932-34 4-cylinder motor and can be used 2 different ways. The kit contains two nitrile rings. When using this seal with the original B-6335 seal, you will use half of one ring and half of the other ring. If you use the B-6335-X rear main seal, you will be able to use one of the nitrile rings in one piece without having to cut them. Instructions can be downloaded from the web site so you can see what is involved. U.S.A.
Drop shipped from manufacturer, allow Weeks
Made To Order, Allow Weeks
DISCONTINUED
Temporarily
OUT OF STOCK
$29.50 EA
Part # A-6336 | Model Year 28-31
A radial lip type seal made of nitrile to get rid of those nasty rear main leaks. A radial lip seal will seal tighter with increasing pressure. The crankshaft must be machined in order to use this type of seal. Instructions can be downloaded from our website so you can see what is involved. U.S.A.
Drop shipped from manufacturer, allow Weeks
Made To Order, Allow Weeks
DISCONTINUED
Temporarily
OUT OF STOCK
$20.50 EA
Part # B-6250-N | Model Year 28-34
A brand new cam so no core is required! This is a B cam that will work in 1928-34 4-cylinder engines. .330 lift on intake and exhaust, .244 duration on intake and exhaust. Set valves to .012.  U.S.A.
Drop shipped from manufacturer, allow Weeks
Made To Order, Allow Weeks
DISCONTINUED
Temporarily
OUT OF STOCK
$469.95 EA
Part # A-6328-A Model Year 28-29
Part # A-6328-B Model Year 30-31
Part # B-6328-R Model Year 32-34
Screws into the rear main bearing for draining the oil back into the pan from the main bearing. The 1932-34 drain tube is notched. U.S.A.
Drop shipped from manufacturer, allow Weeks
Made To Order, Allow Weeks