Gearhead Marine
Get back on the water with manufacturer-built reman marine engines.
Why Buy OUR Marine Engines?
Manufacturer Advantage
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- Manufacturer, not a broker
- Marine-Quality Parts And Assembly
- Built & tested in-house
- Built For Marine Use
Quality & Testing
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- 100% Tested to Assure Oil Pressure and Compression
Warranty
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- Clear, written warranty
- 18-Month Unlimited Hour Warranties With Nationwide Parts And Labor
Inventory & Availability
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- Expanded Nationwide Inventory
- Remanufactured, New, High-Performance Applications In Stock And Ready-To-Ship
Shipping & Logistics
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- Nationwide dock-to-dock shipping
Core Policy
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- No Core Charge for Most Products
Support
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- U.S.-based tech support
Call our Gearhead Marine Experts Today to get a free Quote.
All Gearhead Marine engines are listed with tinware if optional. If no tinware is required, replace the first digit with “D” instead of “V”. VMH4 comes with tin; DMH4 does not include tin. Where crank sensors apply, only those ordered with tin will include a reluctor wheel.
You can also download our PDF Marine Catalog here
| Part | Engine Size | HP Rating | Year(s) | Description | Notes |
|---|---|---|---|---|---|
| DM29 | 4.3/262 | 205 | 1987-1992 | Standard rotation, roller cam engine, 12 bolt intake. Heads have 3 bolt hole accessory mounting on the front of each head. With fuel pump hole. | Block casting: 011, 867 Head casting: 768, 103, 066, 996, 476 |
| VM29 | 4.3/262 | 205 | 1987-1992 | Complete with oil pan, front cover, valve covers installed. Standard rotation, roller cam engine, 12 bolt intake. Heads have 3 bolt hole accessory mounting on the front of each head. With fuel pump hole. | Block casting: 011, 867 Head casting: 768, 103, 066, 996, 476 |
| DMC4 | 4.3/262 | 205 | 1992-1997 | Standard rotation, roller cam, no balance shaft, mechanical fuel pump, steel front cover. | Block casting: 011, 867 Head casting: 064, 181, 209 |
| DMC7 | 4.3/262 | 205 | 1992-1997 | Standard rotation, roller cam, no fuel pump hole, 14 bolt oil pan, 10 bolt steel front cover, 12 bolt intake. | Block casting: 196, 534, 359, 535 Balance shaft casting: 12550286, 10224541 |
| DMK9 | 4.3/262 | 205 | 1996-1999 | Standard rotation, roller cam, 10 bolt oil pan, 8 bolt intake. | Block casting: 090 Head casting: 772, 140 Balance shaft casting: 10224542 |
| VMK9 | 4.3/262 | 205 | 1996-1999 | Standard rotation, complete with aluminum oil pan, front cover, valve covers installed, roller cam, 10 bolt oil pan, 8 bolt intake. | Block casting: 090 Head casting: 772 or 140 Balance shaft casting: 10224542 |
| DMW4 | 4.3/262 | 230 | 1996-2008 | Standard rotation, metric threads, plastic front cover, roller cam, roller, rockers, 5/16” thread knock. | Block casting: 090M Head casting: 113 Balance shaft casting: 542, 748 |
| VMW4 | 4.3/262 | 230 | 1996-2008 | Standard rotation, complete with oil pan, front cover, valve covers installed. Metric threads, plastic front cover w/ sensor, roller cam, roller, rockers, 5/16” thread knock. | Block casting: 090M w/ 7mm knock sensor Head casting: 113 Balance shaft casting: 542, 748 |
| DMX1 | 4.3/262 | 230 | 2007-2011 | Standard rotation, balance shaft, M8 bolts for roller rockers (cast rocker), 2 knock sensor both sides. | Block casting: 234, 324 Head casting: 12557113, 12558114 |
| VMX1 | 4.3/262 | 230 | 2007-2011 | Complete with oil pan, front cover, valve covers installed. Standard rotation, balance shaft, M8 bolts for roller rockers (cast rocker), 2 knock sensor both sides. | Block casting: 234, 324 Head casting: 12557113, 12558114 |
| DM07 | 5.0/305 | 230 | 1976-1985 | 2 piece rear seal, flat tappet cam, dipstick on starboard side of block. | Block casting: 909, 979, 776, 777, 371, 778 |
| DMB3 | 5.0/305 | 230 | 1987-1995 | Non roller, 1 piece rear main, carbureted, steel front cover. | Block casting: 535, 551, 627, 058 |
| VMB3 | 5.0/305 | 230 | 1987-1995 | Complete with oil pan, front cover, and valve covers installed, non roller, 1 piece rear main, carbureted, steel front cover. | Block casting: 535, 551, 627, 058 |
| DMM2 | 5.0/305 | 230 | 1996-2006 | Vortec™, SAE threads, roller cam, plastic front cover (not included), 8 bolt intake. | Block casting: 880, 878 |
| VMM2 | 5.0/305 | 230 | 1996-2006 | Vortec™, complete with oil pan, front cover and valve covers installed, SAE threads, roller cam, plastic front cover w/ sensor hole, 8 bolt intake. | Block casting: 880, 878 |
| DM20 | 5.7/350 | 260 | 1980-1985 | Standard rotation, 2 bolt main, 2 piece rear seal, starboard side dipstick, valve cover bolts on perimeter. Use DM21 for reverse rotation. | Block casting: 909, 979, 776, 777, 371, 778, 535, 551, 627, 058 |
| DM21 | 5.7/350 | 260 | 1980-1985 | Reverse rotation, 2 bolt main, 2 piece rear seal, starboard side dipstick, valve cover bolts on perimeter. Use DM20 for standard rotation. | Block casting: 909, 979, 776, 777, 371, 778, 535, 551, 627, 058 |
| DMM6 | 5.7/350 | 260 | 1987-1995 | 2 bolt main, 1 piece rear seal, flat tappet cam, valve covers bolt through center, steel front cover, 12 bolt intake, 5.7L base and inboard. | Block casting: 548, 526, 148, 638 Mercruiser® SN: 0B through 0F |
| DMM6R | 5.7/350 | 260 | 1987-1995 | Reverse rotation, 2 bolt main, 1 piece rear seal, flat tappet cam, valve covers bolt through center, steel front cover, 12 bolt intake. | Block casting: 548, 526, 148, 638 |
| VMM6 | 5.7/350 | 260 | 1987-1995 | Complete with oil pan, front cover, and valve covers installed. 2 bolt main, 1 piece rear seal, flat tappet cam, valve covers bolt through center, steel front cover, 12 bolt intake, 5.7L base and inboard. | Block casting: 548, 526, 148, 638 Mercruiser® SN: 0B through 0F |
| VMM6MA | 5.7/350 | 260 | 1995-1997 | 2 bolt main, 1 piece rear seal, roller cam, valve covers bolt through center, steel front cover, fuel pump on block, 12 bolt intake. | Block casting: 548, 526, 148, 638 |
| DM02 | 5.7/350 | 270 | 1964-1980 | 2 piece rear seal, 9.0:1 CR, port side dipstick. Use DM03 for reverse rotation. | |
| DM03 | 5.7/350 | 270 | 1964-1980 | Reverse rotation, 2 piece rear seal, 9.0:1 CR, 2 bolt main, port side dipstick. Use DM02 for standard rotation. | |
| VMH4MPI | 5.7/350 | 300 | 2005+ | 2 bolt main, 1 piece rear seal, Magnum Bravo/Horizon/MIE MPI roller cam 866022T, 8 bolt intake, plastic cover w/ crank sensor, EFI. | Block casting: 880 Mercruiser® SN: begin with 0W or 1A |
| VMH4 | 5.7/350 | 260-300 | 1996-2005 | Complete with oil pan, front cover, and valve covers installed. 1 piece rear seal, roller cam, 2 bolt main, valve covers bolt through center, plastic front cover w/ crank sensor hole, 8 bolt intake. For 1999+ Volvo Penta excluding GXi, GSi, OXi. HP range based on induction. | Block casting: 880 |
| DMH4 | 5.7/350 | 262-300 | 1996-2005 | 2 bolt main, 1 piece rear seal, roller cam, 8 bolt intake, electric fuel pump. | Block casting: 880 |
| DMK1 | 7.4/454 | 310 | 1996-2003 | Standard rotation, Gen VI, 7.4L Bravo/MIE/TBI 4 bolt main, electric fuel pump, oval intake port, 6 bolt aluminum front cover. | Block casting: 297 Head casting: 156 |
| DMK2 | 7.4/454 | 310 | 1996-2003 | Standard rotation, Gen VI, 7.4L MPI/MIE 4 bolt main, electric fuel pump, oval intake port, 6 bolt aluminum front cover, L29. | Block casting: 297 Head casting: 279 |
| DM32 | 7.4/454 | 330 | 1973-1990 | Reverse rotation, Mark IV, 2 piece rear seal, flat tappet, 10 bolt front cover, round intake port, 2 bolt main. Use DM25 for standard rotation. | Block casting: 959, 445, 286, 775, 289 |
| Part | Engine Size | HP Rating | Year(s) | Description | Notes |
|---|---|---|---|---|---|
| HP105 | 6.2/377 | 320 | 2000+ | 2 bolt main, 1 piece rear seal, steel crank, plastic front cover w/ sensor (sensor plug included). Replaces Mercruiser 6.2/377. | Block casting: 880 MPI Roller Cam: 862562T1 |
| HP90 | 6.2/383CI | 345 | 1987-1995 | Stroker Performance marine engine, standard rotation only, Dart Vortec™ cast iron heads, SCAT® crank kit, hydraulic roller cam/lifters, hand-built, balanced, and assembled with name brand parts you can trust. | Premium fuel and HP exhaust required |
| HP96 | 6.2/383CI | 380 | 1996-2005 | Stroker Performance marine engine, standard rotation only. Performance aluminum heads, SCAT® crank kit, full roller, hand-built, balanced, and assembled with name brand parts you can trust. | Premium fuel and HP exhaust required |