"Nations Leader In Custom Building Turn-Key Performance Crate Engines Since 1978"
23 Cindy Lane, Ocean NJ 07712 / email: info@Pro-formanceunlimited.com
Toll Free: 1-800-267-3940 / International +1-732-695-2520

Remanufactured Marine Engines

All Engines In This Site Will Be Striped Down To Bare Block, Cleaned, Bored And Honed. Assembled With All New Parts. Cranks And Heads Will be R&R To OEM Specs. Engines Do Come With A Warranty.

Marine Engines

| Chevy | Chrysler | Ford |

Marine Engines

Chevy Marine Engines

SIZE
CYL
YEAR
APPLICATION
PRICE
2.5/153
I-4
All
125 HP LH Std. Rotation R&R Only
$1,600
3.0/181
I-4
All
145 HP With One Or Two Pc. Seal LH Std. Rotation. R&R Only
$1,600
3.8/229
V-6
80-84
185 HP W/2 Pc. Seal LH Std. Rotation
$2,600
4.1/250
I-6
75-79
160 HP LH Std. Rotation
$2,600
4.3/262
V-6
85-98
200 HP One Or Two Pc. Seal LH Std. Rotation
$2,600
4.8
I-6
73-87
195 HP LH Std. Rotation R&R Only
$1,600
5.0/305
V-8
76-92
200 HP LH Or RH Dip Stick Comes In Std. Or Rev. Rotation Carb.
$2,800
5.7/350
V-8
68-95
270 HP LH Or RH Dip Stick 2 Or 4 Bolt Comes In Std. Or Rev. Rotation. One Or Two Pc. Seal. Flat Tappet Or Roller. Cast Or Steel Crank.
$2,800
5.7/350
V-8
96-98
300 HP Vortex 4 Bolt Main Roller Cam LH Or RH Rotation
$1,800
7.4/454
V-8
73-90
330 HP 2 Or 4 Bolt, Flat Tappet, Oval Port Head, 1Pc. Or 2 Pc. Seal
$4,000
7.4/454
V-8
90-96
330 HP Gen V Or VI, 4 Bolt Main W/ One Pc. Seal, Flat Tappet Or Roller Cam, Oval Port Head, LH Or RH Rotation
$4,000
8.2/502
V-8
90-96
400 HP Gen V Or VI, Flat Tappet Or Roller Cam, Rectangular Port Head, LH Or RH Rotation
$5,000

Chrysler Marine Engines

SIZE
CYL
YEAR
APPLICATION
PRICE
5.2/318
V-8
75-89
240 HP, Flat Tappets, LH Or RH Rotation
$2,700
5.9/360
V-8
70-91
275 HP, Flat Tappets, LH Or Rh Rotation
$3,000
7.2/440
V-8
All
325 HP, W/Steel Crank, LH Or RH Rotation
$5,000

Ford Marine Engines

SIZE
CYL
YEAR
APPLICATION
PRICE
3.7
4
All
200 HP, 470 Mercruiser, LH Or RH Rotation
$4,000
5.0/302
V8
68-92
200 HP, LH Or RH Rotation
$2,700
5.8/351
V8
77-86
250 HP, LH Or RH Rotation
$2,700
5.8/351
V8
87-92
250 HP, LH Or RH Rotation
$2,700
7.5/460
V8
73-79
310 HP, LH Or RH Rotaion
$4,100
7.5/460
V8
79-87
310 HP, LH Or RH Rotation
$4,100

Chevy Marine Performance Engines

*No Core Needed Sold Outright*

SIZE
CYL
YEAR
APPLICATION
PRICE
5.7/350
V8
68-85
335 HP , 4 Bolt, New World S/R Torquer Heads, New Performance I-Beam Connecting Rods, New Performance Cast Crank, New Coated Hypereutectic Pistons W/ 10:1 Compression, High Volume Oil Pump, True Double Roller Timing Components, New Pioneer Rocker Arms W/ 1.5 Ratio, Supplied With Oil Pan, Valve Covers And Timing Cover.
$4,200
5.7/350
V8
69-85
350 HP, 4 Bolt, New World Sportsman II Heads, New Performance I-Beam Connecting Rods, New Performance Cast Crank, New Coated Hypereutectic Pistons W/ 10:1 Compression, High Volume Oil Pump, True Double Roller Timing Components, New Pioneer Rocker Arms W/ 1.5 Ratio, Supplied With Oil Pan, Valve Covers And Timing Cover.
$4,443
383
V8
80-85
380 HP, 4 Bolt, New World Sportsman II Heads, New Performance I-Beam Connecting Rods, New Performance Cast Crank, New Hypereutectic Pistons W/ 10:1 Compression, High Volume Oil Pump, True Double Roller Timing Components, New Pioneer Rocker Arms W/ 1.5 Ratio, Supplied With Oil Pan, Valve Covers And Timing Cover.
$6,100
7.4/454 Mark IV Magnum
V8
73-90
430 HP, 4 Bolt, New World Merlin Rectangular Port Heads, New Performance I-Beam Connecting Rods, New Performance Forged Steel Crank, New Hypereutectic Pistons W/ 9:1 Compression, High Volume Oil Pump, True Double Roller Timing Components, New Pioneer Rocker Arms W/ 1.7 Ratio, Supplied With Oil Pan, Valve Covers And Timing Cover. Available In LH Or RH Rotation.
$7,200
454/496 Mark IV
V-8
73-90
500 HP, 4 Bolt, New World Merlin Rectangular Port Heads, New Performance H-Beam Connecting Rods, New Performance Forged Steel "Nitrided" Crank, New J & E Forged Domed Pistons W/ 9.5:1 Compression, High Volume Oil Pump, True Double Roller Timing Components, New Pioneer Rocker Arms W/ 1.7 Ratio, Supplied With Oil Pan, Valve Covers And Timing Cover.
$7,200
8.2/502 GEN V
V-8
91-93
430 HP, 4 Bolt, Remanufactured Heads, I-Beam Connecting Rods, Cast Iron Crank, J&E SRP Forged Piston 9:1, High Volume Oil Pump, True Double Roller Timing Components, New Pioneer Rocker Arms W/ 1.7 Ratio, Supplied With Oil Pan, Valve Covers And Timing Cover.
$7,500

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