SBC Crank Casting Numbers

SBC Cranks

Casting #Stroke Years made  Main\rod Journal Size   Construction / Notes

1130     3.25     68-73       2.45/2.10              Cast large journal

3815822  3.00     67          2.30/2.00              forged Tuffrided
                                                      Special Flange

14088532 3.48     86-88       2.45/2.10              Forged One Piece
                                                      rear main seal.

3279     3.00     68-69       2.45/2.10              forged large journal 
                                                        High Perf.

3814671  3.25     68          2.45/2.10              forged large journal
                                                          High Perf.

3729449  3.00     55-67       2.30/2.00              Forged small journal

3941182  3.48     68-76       2.45/2.10              forged large journal

3923279  3.00     68          2.45/2.10              forged large journal
                                                         High Perf.

3782680  3.25     62-67       2.30/2.00              Forged Small Journal

3884577  3.25     66-67       2.30/2.20              forged small journal
                                                                High Perf.

3911011  3.25     68-69       2.45/2.10              cast large journal

3941178  3.00     68-69       2.45/2.10              Forged large journal
                                                         High perf.

3951529  3.75     70-80       2.65/2.10              Cast large journal
                                                     Externally Balanced.

3932442  3.48     69-85       2.45/2.10              cast large journal

3892690  3.48     69-85       2.45/2.10              Forged large journal

3941188  3.48     69-71       2.45/2.10              forged large journal
                                                         High Perf.

3911001  3.25     68-73       2.45/2.10              cast large journal

39411182 3.48     69-85       2.45/2.10              Forged large journal

354431   3.10     75-76       2.45/2.10              Cast large journal 
                                                   only found in the 262, 
                                                 makes good stroker crank
                                                         for 283's