Do you need to primer, or use a prep coating on the surface before apply Motor Coater?

<script type="application/ld+json"> {"@context":"https://schema.org","@type":"FAQPage","mainEntity":[{"@type":"Question","name":"How do I prepare a surface before applying Motor Coater Engine Paint?","acceptedAnswer":{"@type":"Answer","text":"For best results, clean the surface with KBS Klean and etch it with RustBlast before applying Motor Coater. For surfaces prone to rusting or that are pitted and coarse, apply RustSeal first — it will smooth out the surface and prevent rust under the Motor Coater finish coat. Be sure to review the Motor Coater Application Directions before beginning your project."}}]} </script><p>For best results, clean the surface with <a style="color:#cc0000;text-decoration:none;" href="https://kbs-coatings.com/kbs-klean" target="_top">KBS Klean</a> and etch it with <a style="color:#cc0000;text-decoration:none;" href="https://kbs-coatings.com/rustblast" target="_top">RustBlast</a> before applying <a style="color:#cc0000;text-decoration:none;" href="https://kbs-coatings.com/motor-coater" target="_top"><strong>Motor Coater</strong></a>. Proper prep is the foundation of a long-lasting finish.</p><table style="background-color:#fffbe6;border-collapse:collapse;border-left:4px solid #e6b800;border-radius:4px;margin:20px 0;width:100%;" cellpadding="0" cellspacing="0"><tbody><tr><td style="padding:16px 18px;"><p style="color:#7a5c00;font-size:15px;margin:0 0 6px;"><strong>Pro Tip</strong></p><p style="color:#333;font-size:14px;margin:0;">For surfaces prone to rusting or that are pitted and coarse, apply <a style="color:#cc0000;text-decoration:none;" href="https://kbs-coatings.com/rustseal" target="_top">RustSeal</a> before Motor Coater. RustSeal smooths out the surface and permanently stops rust from forming under your finish coat.</p></td></tr></tbody></table><p>Before you begin, review the complete Motor Coater application instructions for full prep, priming, and coat guidance.</p><table style="background-color:#f5f5f5;border-collapse:collapse;border-left:4px solid #cc0000;border-radius:4px;margin:20px 0;width:100%;" cellpadding="0" cellspacing="0"><tbody><tr><td style="padding:16px 18px;"><p style="color:#1a1a1a;font-size:15px;margin:0 0 6px;"><strong>Ready to Paint Your Engine?</strong></p><p style="color:#444;font-size:14px;margin:0 0 14px;">Get the full Motor Coater directions and shop everything you need &mdash; from surface prep to finish coat.</p><a style="background-color:#fff;border:1px solid #999;color:#1a1a1a;display:inline-block;font-size:14px;margin-bottom:8px;margin-right:10px;padding:9px 18px;text-decoration:none;" href="https://kbs-coatings.com/motor-coater-directions" target="_top"><strong>Motor Coater Directions</strong></a><a style="background-color:#cc0000;color:#fff;display:inline-block;font-size:14px;margin-bottom:8px;padding:9px 18px;text-decoration:none;" href="https://kbs-coatings.com/motor-coater" target="_top"><strong>Shop Motor Coater</strong></a></td></tr></tbody></table>