Investing in mutual funds for retirement is never too late. And the Zacks Mutual Fund Rank can be an excellent tool for investors looking to invest in the best funds.

The easiest way to judge a mutual fund's quality over time is by analyzing its performance, diversification, and fees. Using the Zacks Mutual Fund Rank of over 19,000 mutual funds, we've identified three outstanding mutual funds that are ideally suited to help long-term investors pursue and achieve their retirement investing goals.

Let's break down some of the mutual funds with the top Zacks Mutual Fund Rank and the lowest fees.

Fidelity Select Tech Hardware (FDCPX Quick QuoteFDCPX - Free Report) : 0.73% expense ratio and 0.53% management fee. With a much more diversified approach, FDCPX--part of the Sector - Tech mutual fund category--gives investors a way to own a stake in the notoriously risky tech sector. With annual returns of 16.09% over the last five years, this fund is a winner.

JPMorgan Large Cap Growth I (SEEGX Quick QuoteSEEGX - Free Report) . Expense ratio: 0.68%. Management fee: 0.45%. SEEGX is a Large Cap Growth mutual fund, and these funds invest in many large U.S. firms that are projected to grow at a faster rate than their large-cap peers. This fund has managed to produce a robust 17.75% over the last five years.

Invesco Small Cap Value A (VSCAX Quick QuoteVSCAX - Free Report) : 1.09% expense ratio and 0.64% management fee. VSCAX is a Small Cap Value mutual fund option, which typically invest in companies with market caps under $2 billion. With a five-year annual return of 14.54%, this fund is a well-diversified fund with a long track record of success.

There you have it. If your financial advisor had you put your money into any of our top-ranked funds, then they've got you covered. If not, you may need to talk.