U B Wacked, Dawg...
Typically, sperm are most adversely affected by being over heated than moderately 'chilled'. If you recall, that is why many medical professionals who deal with reproductive issues recommend boxers instead of briefs.
Since you raised the issue, please share with us your need to know. I suspect you are contemplating one or more of the following;
1. You just feel like breeding
2. You are looking for a new form of birth control
3. You are looking for an alibi stating -"I ain't da daddy"
4. You just don't have another ****** thing that is motorcycle related to talk about.
As a follow-up recommendation - You really need an additional hobby or two...
