[{"id":170473980001,"handle":"all-products","updated_at":"2023-09-26T14:36:24-05:00","published_at":"2020-09-09T18:55:52-05:00","sort_order":"best-selling","template_suffix":"pf-e03b4526","published_scope":"global","title":"All The Parts","body_html":""},{"id":347630918,"handle":"best-selling-products","title":"Best Selling Products","updated_at":"2023-09-26T14:36:24-05:00","body_html":null,"published_at":"2016-10-02T12:22:59-05:00","sort_order":"best-selling","template_suffix":null,"disjunctive":true,"rules":[{"column":"title","relation":"contains","condition":"Best Selling"},{"column":"title","relation":"not_contains","condition":"Best Selling"}],"published_scope":"global"},{"id":239797797063,"handle":"black-label","updated_at":"2023-09-21T16:50:17-05:00","published_at":"2020-12-22T16:49:49-06:00","sort_order":"best-selling","template_suffix":"pf-cb6e825d","published_scope":"global","title":"Black Label","body_html":""},{"id":239860482247,"handle":"black-label-custom-built-engines","updated_at":"2023-07-21T11:37:11-05:00","published_at":"2020-12-23T13:23:06-06:00","sort_order":"manual","template_suffix":"","published_scope":"global","title":"Black Label - Custom Built Engines","body_html":""},{"id":29758751,"handle":"ls-engines","updated_at":"2023-08-14T15:35:06-05:00","published_at":"2014-10-22T13:00:00-05:00","sort_order":"manual","template_suffix":"","published_scope":"global","title":"LS Engines","body_html":"Handbuilt LS engines from Mast Motorsports. Complete your engine with front drives, engine controllers and everything in between.","image":{"created_at":"2019-07-17T19:59:16-05:00","alt":null,"width":1771,"height":2048,"src":"\/\/www.mastmotorsports.com\/cdn\/shop\/collections\/LS7_427_2.9L_5b220b5e-531f-4e78-ab93-e0c33003d409.png?v=1563411558"}},{"id":152865931361,"handle":"all-engines","updated_at":"2023-08-14T15:35:06-05:00","published_at":"2019-10-17T10:47:43-05:00","sort_order":"manual","template_suffix":"","published_scope":"global","title":"Products - Engines","body_html":""}]
*All hp numbers will be within 2% of the advertised number.
This 416 cubic inch engine has a Mast Motorsports engineered camshaft that is custom ground on a Mast Motorsports 3 bolt billet cam core. The 630 Performance Race Engine's foundation is a honed and decked LS3 aluminum block with a 4.000” forged Callies rotating assembly with Diamond 2618 Alloy pistons that is topped off with Mast Black Label LS7 265 heads and a GM LS7 intake manifold. ARP fasteners are used throughout and Mast hardened pushrods ride on GMPP High RPM hydraulic roller lifters. The 630 Performance Race Engine is the top offering of a diverse line of Mast Motorsports hand built turnkey crate engines that are designed for the Hot Rod/Muscle Car market. This hand built LS3 based engine utilizes a camshaft that has a strong lope that creates great mid and high RPM power for the customer that will be aggressively racing their vehicle but still wants to occasionally drive it on the street.
