Peterbilt Diesel Engine Replacements & Rebuilds

Peterbilt trucks are known for their durability, strength, and iconic styling — and they deserve diesel engines built to match. Whether you operate a regional haul, vocational fleet, or long-haul rig, we supply professionally remanufactured diesel engines that keep your Peterbilt running strong.

We offer complete, warrantied diesel engine solutions for both classic and modern Peterbilt models — with fast shipping, expert support, and fleet pricing available.

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Supported Peterbilt Models

We proudly offer diesel engine solutions for a wide range of Peterbilt models:

Class 6–7 (Medium-Duty / Delivery / Utility):
200, 210, 220, 224, 227, 265, 270, 310, 320

Vocational & Regional Models:
325, 330, 335, 337, 340, 348, 352, 357, 359

Heavy-Duty & Highway Tractors:
365, 367, 372, 375, 376, 378, 379, 385, 386, 387, 388, 389

Why Choose Gearhead Engines?

Engines Built to OEM Specs
Industry-Leading Warranty
Nationwide Shipping

Let us help you get your diesel vehicle back on the road. Call 1-800-508-5999 or request a quote today.

Need another engine or not sure what you exactly need? Our team of experts is ready to help. Just provide your vehicle’s VIN, year, make, and model and ENGINE SERIAL NUMBER and we’ll make sure you get the right fit the first time. Fill out the quote form or contact us at info@gearheadengines.com or call 800-508-5999.

Getting a FREE quote for your remanufactured engine is simple!

MOBILE USERS: Tap the plus sign (+) in the table below to see expanded detail and to request a quote.

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CALL US 8-6 CST (1-800-508-5999)

Year:

Make:

Model:

Eng Size:

Year	Make	Model	Eng Specs	Eng Size	Cyls	Eng Detail	Addl Detail	Part No
1993	Peterbilt	200	2003; 3316; DT-466E, 175(ST) - 230(ST), Front Sump, Side Inlet Valve Cover, 12NMA, 12NMB, 12NMC, 12NME, 12NMG; 1194039-1999999	5.9	6	1993 Peterbilt 5.9L 6 Engine Long Block	Engine Long Block	HMG305
1993	Peterbilt	378	2003; DT-466E, 215(HT) - 250(HT), Front Sump, Top Inlet Valve Cover, 12NMD, 12NMH, 12NMJ, 12NMK; 3316; DT-466E, 215(HT) - 250(HT), Front Sump, Top Inlet Valve Cover, 12NMD, 12NMH, 12NMJ, 12NMK; 1194039-1999999	5.9	6	1993 Peterbilt 5.9L 6 Engine Long Block	Engine Long Block	HMG305
1998	Peterbilt	378	1998; Cummins 160-230 HP, CAC, Inline Pump, Build to order, CPL 1550, 1551, 1552, 1553, 1914, 1916, 1959; 3316; Automotive, 160-230 HP, CAC, Inline Pump, Build to order, CPL 1550, 1551, 1552, 1553, 1914, 1916, 1959	5.9	6	1998 Peterbilt 5.9L 6 Engine Complete Assembly	Engine Complete Assembly	HMG324
1998	Peterbilt	200	2002; 3316; Complete Drop-In, 205 HP, CAC, LMRO Turbo, Deep Front Sump, VP-44 Rotary Pump	5.9	6	1998 Peterbilt 5.9L 6 Engine Complete Assembly	Engine Complete Assembly	HMG324
1994	Peterbilt	200	1998; 3316; Bluebird/Thomas Bus, Front Engine, 230 HP @ 2,300 RPM, LMRO Turbo, CAC, Rear Sump, Inline Pump, CPL 1553	5.9	6	1994 Peterbilt 5.9L 6 Engine Complete Assembly	Engine Complete Assembly	HMG324
1996	Peterbilt	200	2005; ISB02 Dodge 325HP @ 2900, 52mm Crankshaft Pilot, Plain V/C Gasket, CPL 1000, 1091, 8344, 8345, 8346, 8347, 8348, 8350, 8351, 8421, 8423; 3316; ISB02 Dodge 325HP @ 2900, 52mm Crankshaft Pilot, Plain V/C Gasket, CPL 1000, 1091, 8344, 8345, 8346, 8347, 8348, 8350, 8351, 8421, 8423	5.9	6	1996 Peterbilt 5.9L 6 Engine Complete Assembly	Engine Complete Assembly	HMG324
1995	Peterbilt	200	2006; 3316; Ford, 215-230 HP, 2300-2400 RPM, LMRO Turbo (3599115), Front Sump, #3 Flywheel Housing/490mm, High Mount Pump, Intake (3965568, 3967871)	5.9	6	1995 Peterbilt 5.9L 6 Engine Complete Assembly	Engine Complete Assembly	HMG324
1995	Peterbilt	200	2003; DT-466E, 215(HT) - 250(HT), Front Sump, Top Inlet Valve Cover, 12NMD, 12NMH, 12NMJ, 12NMK; 3316; DT-466E, 215(HT) - 250(HT), Front Sump, Top Inlet Valve Cover, 12NMD, 12NMH, 12NMJ, 12NMK; 1194039-1999999	5.9	6	1995 Peterbilt 5.9L 6 Engine Long Block	Engine Long Block	HMG331
1996	Peterbilt	200	2003; 3316; DT-466E, 175(ST) - 230(ST), Front Sump, Side Inlet Valve Cover, 12NMA, 12NMB, 12NMC, 12NME, 12NMG; 1194039-1999999	5.9	6	1996 Peterbilt 5.9L 6 Engine Long Block	Engine Long Block	HMG331
1994	Peterbilt	200	1999; 3316; Long Block Supreme, DT-530E, 300-330 HP, piston = 1826412C1 (2 piece), center sump	5.9	6	1994 Peterbilt 5.9L 6 Engine Long Block	Engine Long Block	HMG331

If you’re unsure which is the best product for your needs or budget, remember that the Gearhead sales team is available to answer your questions Monday through Friday, 8 a.m.-5 p.m. Central Time.

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