Run a free full auditJAB Engines is a machine shop in Gray Court, SC, located at 2955 Cowens Bridge Rd. This full-service facility serves Greenville and the surrounding areas of SC with specialized automotive and marine machining. The shop performs cylinder head repair, short block assembly, block boring and honing, wheel bearing installation, flywheel refacing, and broken bolt removal. They also offer a one-half inch head stud upgrade for LS applications. The business holds a rating of 4.70 based on 12 reviews.
JAB Engines was formed in 2022 with a vision to provide the Greenville area with full-service machining. The business is family and Marine Corps Veteran owned. Jeff Goolsby serves as the founder and president. He was born and raised in Homestead, Florida, and has lived in the Greenville area for over forty years. Jeff attended Greenville Technical College, where he earned an Associate’s Degree in Machine Tool Automotive. He worked at Kemet Electronics for 18 years before transitioning to GE Aviation Electronics, where he retired after 12 years. Jeff implements the company vision and oversees logistics.
His son, Joseph Alan Goolsby, is the partner, business manager, and machinist. Alan brings years of business and leadership experience to the shop. He joined the United States Marine Corps in 2007 and served for twelve years. His background includes serving as a Drill Instructor at Paris Island and working as a Plant Supervisor. In 2022, Alan graduated with a Bachelor’s in Business from Palmetto College. He manages project management, accounting, marketing, and sales while sharing shop responsibilities with his father. The shop operates Monday through Friday from 9:30 a.m. until 6:00 p.m. EST.
The business maintains a solid reputation among the customers it has served. This standing is reflected in the high rating and positive feedback from local clients who value the detailed and skilled quality work provided. The combination of Jeff’s extensive technical background and Alan’s operational leadership ensures that every job meets their standards.
JAB Engines delivers skilled machining and quality service to the Greenville community, grounded in decades of technical expertise and veteran leadership.
JAB Engines sits on Cowens Bridge Road in Gray Court, SC, approximately a tenth of a mile from Fairview Road and half a mile from State Highway 101.
BizScoreAI awarded JAB Engines a technical score of 87 out of 100, which ensures the website is secure and readable by search engines without errors. The business also received a discoverability score of 75 out of 100, confirming that AI crawlers can access every page to support potential recommendations.
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BizScoreAI scanned the website jabengines.com on June 15, 2026. JAB Engines has a BizScore of 52 out of 100. The website audit behind the SEO score ran on October 26, 2026.
AI visibility scan by category: AI Discovery 10 of 25 points, Structured Data 8 of 25 points, Content Readiness 1 of 30 points, AI Trust Signals 10 of 20 points.
Website audit sub-scores (out of 100): On-Page 51, Technical 85, Performance 94, Content 49.
Strengths: 5 checks passed. AI Crawler Access, AI Content Blocking, Organization Schema, About/Team Page, XML Sitemap.
Areas to improve: 8 checks. llms.txt (failed), FAQPage Schema (failed), Q&A Content (failed), Content Too Thin (failed), Meta Description (failed), Speakable Schema (warning), Weak Heading Structure (warning), Author Signals (warning).
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