If you have additional questions please hit the contact me button which is on every page of the checkout process.
The processing of your order at our end is not 'automatic', we check it carefully for what might be an error, for example, if you order 8 1275 valves but only 8 keepers it would be flagged, and you are probably not going to order 8 sets of lifters!
Lastly, we can email you an "sales order" (not invoiced or payment processed), so you can see all costs, including shipping costs. if you require before processing,
Most importantly, payment is NOT processed on your credit card before we actually ship. The only exception is PayPal and we always make credit adjustments to this account where required.