For Prices, including Free Shipping, Contact Us
Feel Free to Contact Us for all others.
Inboard ~ SterndriveMercruiser, OMC, Volo-Penta, and others.
We sell all the parts you will need for any rebuild, Contact Us for prices.
Free UPS shipping daily on orders over $150.
A Few Tips:
Start with good quality Machine Work, cylinder "Run Out" of +/- .0025 can be a problem.
Be sure and "Loctite" connecting rod bolts, OMC abandon this practice in 1994, claiming inaccurate torque readings, but we have seen time and time again were rod bolts have simply "Fallen" out causing severe damage and needless failure. Be sure and use Loctite "Gel-Seal" between block and crankcase
cover. DO NOT "SCRAPE" surface, use a [NEW] razor blade to CAREFULLY clean old GelSeal off.
Wipe surface clean with Accetone before applying GelSeal. This "Seal" is critical, take your time.
Chech deck on block and heads for straightness. A motor that has been run hot is sure to have a deck, or head problem. Wire wheel headbolts and use a thread chaser to clean headbolt threads. Oil, or Grease, bolts when installing.

Building a motor? Take a minute and read our Tutorial for step by step tips.

Any Questions, Please feel free to Contact Us

Evinrude / Johnson        Yamaha      Mercury / Mariner         Force
We have listed the most popular motors, if your motor is not listed, feel free to Contact Us  for your Torque Values.
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Torque Values
As they appear in "Seloc" Manuals
These Torque Values are provided by Viking Marine Services as a courtesy to our customers
and are listed as they are printed in "Seloc" marine repair manuals. We have used "Seloc"
brand manuals for many years and found thier information to be very accurate, however,
Viking Marine Services can NOT be held resposible for errors in this information.

Bottom Line: We have used these numbers on over 200 Rebuilds
and never found a problem with them..........        Ron
Headbolts

N/A
N/A
18-20 ft
18-20 ft
18-20 ft
20-22 ft
18-20 ft
--------
20-22 ft
20-22 ft
Rods

N/A
N/A
30-32 ft
30-32 ft
30-32 ft
42-44 ft
30-32 ft
30-32 ft
42-44 ft
42-44 ft
Mains

N/A
N/A
18-20 ft
18-20 ft
18-20 ft
26-30 ft
18-20 ft
--------
26-30 ft
26-30 ft
Motor

9.9-15 2 cyl
25-35 2 cyl
40-60 2 cyl
50-70 3 cyl
85-140 4 cyl
120-140 Looper
150-235 X-Flow
150-175 60 Deg
200-225 Looper
250-300 Looper

We have listed the most popular motors, if your motor is not listed, feel free to Contact Us  for your Torque Values.
Evinrude / Johnson        Yamaha      Mercury / Mariner         Force
Flywheel

2 Cyl:
73-77, 85-UP
100-105 ft
78-84
80-85 ft
3 Cyl. & V-4:
120-140 Looper:
140-150 ft
All Others:
100-105 ft
V-6:
140-150 ft


Motor
Headbolts
Rods
Mains
Flywheel
Close
We sell all the parts you will need for any rebuild, Contact Us for prices.
Free UPS shipping daily on orders over $150.
A Few Tips:
Start with good quality Machine Work, cylinder "Run Out" of +/- .0025 can be a problem.
Be sure and "Loctite" connecting rod bolts, OMC abandon this practice in 1994, claiming inaccurate torque readings, but we have seen time and time again were rod bolts have simply "Fallen" out causing severe damage and needless failure. Be sure and use Loctite "Gel-Seal" between block and crankcase
cover. DO NOT "SCRAPE" surface, use a [NEW] razor blade to CAREFULLY clean old GelSeal off.
Wipe surface clean with Accetone before applying GelSeal. This "Seal" is critical, take your time.
Chech deck on block and heads for straightness. A motor that has been run hot is sure to have a deck, or head problem. Wire wheel headbolts and use a thread chaser to clean headbolt threads. Oil, or Grease, bolts when installing.

Building a motor? Take a minute and read our Tutorial for step by step tips.

Any Questions, Please feel free to Contact Us

Inboard ~ SterndriveMercruiser, OMC, Volo-Penta, and others.
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Please be Patient, We are Trying............        Ron
Please be Patient, We are Trying............        Ron
Please be Patient, We are Trying............        Ron
GM and Ford Engines
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Feel Free to Contact Us for all others.
Motor
Motor
Motor

Ford:
289-302
351W
460
Chevrolet:
4 Cylinder
153-181

6 Cylinder
235-292
(Inline 6)
200-262
(V-6)

V-8 Small Block
305-350

V-8 Big Block
396-454
Except
Hi-Perf.



Headbolts
Headbolts
Headbolts


65-72
105-112
105-112


90-100


90-100

65



65


70
Cast Iron
Heads
ONLY
Rods
Rods
Rods


19-24
40-45
40-45


30-35


30-35

45



45


45
3/8 Rod
Bolts
ONLY
Mains
Mains
Mains


60-70
95-105
95-105


60-70


60-70

70



70


70
2 Bolt
Block
ONLY
Intake


19-27
19-27
30


20-25


20-25

30



30


30
Cast Iron
Intake
ONLY
We Carry a Complete Line of Both "Stock" and "High Performance" Parts,
Including: TRW, Sealed Power, Melling, Fel-Pro, Victor, Speed-Pro,
Crane, Cam Dynamics, Comp-Cams, Isky Cams, Moroso, Mr. Gasket,
Accel Ignition, Edlebrock Intakes, Carbs, and EFI Systems, Holley, Carter,
High Performance Exhaust by: Gil Marine and Stainless Marine
~ Dyno Service to 1500 Horsepower ~
Flywheel
Flywheel
For Prices, including Free Shipping, Contact Us