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Monday 8am - 5pm Tuesday 8am - 5pm Wednesday 8am - 5pm Thursday 8am - 5pm Friday 8am - 5pm

Modern Muscle Xtreme

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United States
Martinsville, VA
Modern Muscle Xtreme

MMX is your one stop shop for all things HEMI related!
(2)

08/18/2026

MMX 433 cubic inch long block on the dyno - If you want to make your 6.4 car put down 600+ RWHP naturally aspirated, check out our 426 NA long block 👇

https://www.modernmusclextreme.com/p-1800-426-hemi-high-compression-naturally-aspirated-stroker-short-block-64-based-by-mmx.aspx

08/13/2026

Our engine shop is putting the finishing touches on another aluminum block build!

Callies Performance Products Hellephant Aluminum VVT Block & Ultra Enforcer Rods
Diamond Pistons Custom Box Forging Pistons
Molnar Technologies Billet Crankshaft

08/11/2026

New Product!

In this video, Byron takes a deep dive into our all new Max Effort Plug and Play, Pulse Width Modulated 1300 Horsepower Fuel pump system for 2005-2023 Dodge Challenger, Charger, and Chrysler 300

Link 👇

https://www.modernmusclextreme.com/p-2145-hemi-max-effort-dual-pump-fuel-system-1300whp-capable-by-mmx.aspx

08/06/2026

New Product!

MMX BH2 Valve spring set

Read more👇
https://www.modernmusclextreme.com/product/2144/gen3-hemi-engine-bh2-performance-valve-spring-kit-by-mmx-and-psi

08/05/2026

We just wrapped up a dyno test of our 6.4 intake upgrade kit for 2009+ 5.7 1500 RAM trucks. In blue we have a 2018 RAM 1500 with MMX NTR NON MDS camshaft and a stock 5.7 intake manifold. In red, same RAM with just the 6.4 intake upgrade and S&B cold air intake. 35WHP, 15FT/LBS with an intake change!

Link 👇
https://www.modernmusclextreme.com/p-1032-64l-hemi-intake-manifold-for-57l-ram-upgrade-kit-by-mmx-68530327aa.aspx

07/31/2026

New Product:

MMX 1800 Horsepower piston and rod kit for OEM crank applications!

Link 👇
https://www.modernmusclextreme.com/product/2143/61l-62l-64l-hemi-forged-pistons-and-rods-1800hp-package-by-mmx

07/28/2026

Word of the day: Aluminum.

Callies Performance Products Hellephant Aluminum 4.125 Bore VVT Block and Magnum Crankshaft
R&R Racing Products Aluminum Rods
Wiseco Automotive Custom High Compression Pistons

07/27/2026

The answer to all your Dart Machinery needs 👹

Reach out to Modern Muscle Xtreme to get a set of P1 Manufacturing main stud upgrades for your gen 3 hemi.

07/27/2026

MMX Camshafts bring the idle that everyone loves, and the performance to go along with it! This is our 426-1500-3.8 Cam grind sounding off in one of our in house machined and assembled 411 stroker long blocks. This challenger is controlled by a B3R Holley gateway module, and boosted with a 3.0 drag pack whipple!

Engine 👇
https://www.modernmusclextreme.com/p-738-411-hemi-stroker-engine-6462-based-by-modern-muscle-performance.aspx

Cam 👇
https://www.modernmusclextreme.com/p-2139-57l-64l-62l-hemi-stroker-performance-camshaft-kits-by-mmx.aspx

Gateway 👇
https://www.modernmusclextreme.com/p-2117-2015-2023-challenger-charger-jeep-durango-hemi-holley-race-gateway-by-b3r.aspx

07/22/2026

New Product!

Check out the new P1 Hellcat Crankshaft bolt 👇

https://www.modernmusclextreme.com/p-2141-hellcat-62l-hemi-performance-crank-bolt-by-point-one-manufacturing.aspx

Address

340 Colonel Lee Road
Martinsville, VA
24112

Opening Hours

Monday	8am - 5pm
Tuesday	8am - 5pm
Wednesday	8am - 5pm
Thursday	8am - 5pm
Friday	8am - 5pm

Telephone

(276) 666-1934

Website

http://modernmusclextreme.com/

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Modern Muscle Xtreme

08/18/2026

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08/11/2026

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08/05/2026

07/31/2026

07/28/2026

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07/22/2026

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