Exhibit12

METALDYNE CORPORATION Computation of Ratio of Earningsto Combined Fixed Charges and Preferred Stock Dividends(Dollars in Thousands)

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|                                                                                                      |  | NineMonthsEndedOctober 3, |         | Year EndedDecember28, |  | Year EndedDecember 29, |         | For the YearsEnded December31 |
|                                                                                                      |  | 2004                      |         | 2003                  |  | 2002                   |         | 2001                          |  | 11/28–12/312000 |
|                                                                                                      |  |                      |         |                  |  | (Restated)             |         | (Restated)                    |  | (Restated)            |
| EARNINGS(LOSS) BEFORE INCOME TAXES AND FIXEDCHARGES:                                                      |  |                      |    |                  |  |                   |    |                          |  |                  |    |      |  |   |    |      |  |   |    |      |
| Income(loss) from continuing operations before income taxes and cumulativeeffect of accounting change,net |  | $                         | (37,520 | )                |  | $                      | (83,990 | )                        |  | $                     | (69,090 | )    |  | $      | (47,040 | )    |  | $      | (42,820 | )    |
| (Deduct)add equity in undistributed earnings (loss) of less-than-fifty percentownedcompanies              |  |                      | (5,200  | )                |  |                   | 20,700  |                          |  |                  | 1,410   |      |  |   | 8,930   |      |  |   | 1,000   |      |
| Addinterest on indebtedness,net                                                                           |  |                      | 61,490  |                  |  |                   | 75,510  |                          |  |                  | 91,000  |      |  |   | 148,160 |      |  |   | 14,440  |      |
| Addamortization of debtexpense                                                                            |  |                      | 2,010   |                  |  |                   | 2,480   |                          |  |                  | 4,770   |      |  |   | 11,620  |      |  |   | 550     |      |
| Addpreferred stock dividends                                                                              |  |                      | 13,830  |                  |  |                   | — |                          |  |                  | — |      |  |   | — |      |  |   | — |      |
| Estimatedinterest factor forrentals                                                                       |  |                      | 12,370  |                  |  |                   | 12,930  |                          |  |                  | 12,460  |      |  |   | 9,730   |      |  |   | 310     |      |
| Earningsbefore income taxes and fixedcharges                                                              |  | $                         | 46,980  |                  |  | $                      | 27,630  |                          |  | $                     | 40,550  |      |  | $      | 131,400 |      |  | $      | (26,520 | )    |
| FIXEDCHARGES:                                                                                             |  |                      |    |                  |  |                   |    |                          |  |                  |    |      |  |   |    |      |  |   |    |      |
| Intereston indebtedness,net                                                                               |  | $                         | 61,490  |                  |  | $                      | 75,510  |                          |  | $                     | 91,000  |      |  | $      | 148,160 |      |  | $      | 14,440  |      |
| Amortizationof debtexpense                                                                                |  |                      | 2,010   |                  |  |                   | 2,480   |                          |  |                  | 4,770   |      |  |   | 11,620  |      |  |   | 550     |      |
| Preferredstock dividends                                                                                  |  |                      | 13,830  |                  |  |                   | — |                          |  |                  | — |      |  |   | — |      |  |   | — |      |
| Estimatedinterest factor for rentals(d)                                                                   |  |                      | 12,370  |                  |  |                   | 12,930  |                          |  |                  | 12,460  |      |  |   | 9,730   |      |  |   | 310     |      |
| Totalfixedcharges                                                                                         |  |                      | 89,700  |                  |  |                   | 90,920  |                          |  |                  | 108,230 |      |  |   | 169,510 |      |  |   | 15,300  |      |
| Preferredstock dividends(a)                                                                               |  |                      | — |                  |  |                   | 10,320  |                          |  |                  | 13,090  |      |  |   | 6,430   |      |  |   | 620     |      |
| Combinedfixed charges and preferred stockdividends                                                        |  | $                         | 89,700  |                  |  | $                      | 101,240 |                          |  | $                     | 121,320 |      |  | $      | 175,940 |      |  | $      | 15,920  |      |
| Ratioof earnings to fixedcharges                                                                          |  |                      | — | (b)              |  |                   | — | (b)                      |  |                  | — | (b)  |  |   | — | (b)  |  |   | — | (b)  |
| Ratioof earnings to combined fixed charges and preferred stockdividends                                   |  |                      | — | (c)              |  |                   | — | (c)                      |  |                  | — | (c)  |  |   | — | (c)  |  |   | — | (c)  |
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| (a) | Basedon the Company's effective tax rate, represents the amount ofincome before provision for income taxes required to meet the preferredstock dividend requirements of the Company and its 50% ownedcompanies. |

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| (b) | Results ofoperations for the nine months ended October 3, 2004, years endedDecember 28, 2003, December 29, 2002 (as restated) and December 31,2001 (as restated) and the 34 days ended December 31, 2000 (asrestated) are inadequate to cover fixed charges by $42,720, $63,290,$67,680, $38,110 and $41,820, respectively |

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| (c) | Results of operations for the nine monthsended October 3, 2004, years ended December 28, 2003, December 29, 2002(as restated) and December 31, 2001 (as restated) and the 34 days endedDecember 31, 2000 (as restated) are inadequate to cover fixed chargesand preferred stock dividends by $42,720, $73,610, $79,690, $44,540 and$42,440, respectively. |

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| (d) | Deemed torepresent one-third of rental expense on operatingleases. |

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