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Lekker Ou Jan Conversion
SAC’s Popular Land Cruiser 70 Series Conversion a.k.a. The Beauty
Ford Ranger gets a power kick with Texas Walker conversion
SAC’s Popular Land Cruiser 70 Series Conversion a.k.a. The Beauty
New SAC upgrades for the Toyota Hilux and Fortuner offers truckloads of power and anti-theft option
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Toyota Conversions
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A cylinder head conversion can make holidays a pleasure!
A cylinder head conversion can make holidays a pleasurE...
Performance valves
Auto Cylinder Heads, Popular Diesel Head Conversions

Cylinder Heads Conversions, Upgrades & Modifications for
Motor Cars, SUVs, Trucks / Bakkies

View our recent most popular Stage 1 (chip, exhaust & branch), Stage 2 (Cylinder head) and Stage 3 (Supercharger) conversions.

Popular Diesel Cylinder Heads
The following Diesel vehicles have had a Cylinder Head Conversion, modification or upgrade that has been properly researched and developed.
Colt 2.8 Tdi Ssanyoung Musso
Isuzu KB 250 Toyota Hilux 2L, 3L, 5L
Landrover Tdi Toyota Land Cruiser 4.2
Mazda 2.5 Tdi VW Golf Tdi 1900
Nissan 2.7 VW Polo Tdi 1900
Nissan 3.2 and more...
Cylinder Heads for Diesel Vehicles
Times have changed and technology has moved on, diesel vehicles especially bakkies have become extremely popular.
The question is, have they got enough power?
If you own one or know someone who has one, decide for yourself!
The normally aspirated vehicle may have that extra 10% or so when used at sea level but drive them up at ±5,000 feet above sea level and everything changes.
Our cylinder head conversions for these vehicles don't make them race cars or add enough torque to make you think that you are driving a V8 or something like that.

When we are talking turbo diesels the cylinder head conversion really gives you two options, either you can have the same power as you had only with greatly reduced EGT's, or you can benefit from the extra roughly 15% of power should you so prefer... 

Read more about:
1. Cylinderhead conversions for enthusiasts
2. Heads for bikes and quads
3. Diesel cylinderhead conversions
4. The SAC power strategy
5. Performance valves
6. Popular petrol conversions

conversions for diesel VEHICLES >>
Loose Heads & Trade Enquiries Welcome at SAC Engineering!
Situated in Vanderbijlpark, utilizing state of the art equipment and employing only the best available staff, SAC Engineering has the ability to deal with loose heads and trade enquiries.
You can call us directly if you are in the trade or if you have a mechanic and or workshop other than SAC doing your work. We may be able to give you good advice and open a channel of communication for you with one of our SAC workshops.
SAC Engineering carry a large amount of exchange stock as well as many used but refurbished cylinder heads and can repair almost any damage on a cylinder head.
It will always be better to deal directly with the SAC Shop closest to you, but you should keep in mind that the outcome of the job will be directly proportional to the quality of the communication between yourself and our Engineering shop.
Click here to contact SAC Engineering or call 016 981 1033
Engineering Services
- Cylinder Heads -
· Gasflowed heads for most Petrol and Diesel vehicles
· Full reconditioning of all heads
· Flowbench developed heads
· Full race heads
· Big valve head conversions 
· Solid lifter head conversions
· Motorcycle heads
· Lineboring
· Pressure testing
· Aluminium and Cast iron welding 
Gasflowed Cylinder Heads
GAS FLOWED Cylinder headS...
The Cylinder Head >> Gasflowed Cylinder heads >> CONVERSIONS For the Enthusiast >> SAC Power Strategy >>
Click Here to get an SAC consultant to advise you on your cylinder head conversion!
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Popular Petrol CYLINDER HEAD Conversions >> Popular Diesel CYLINDER HEAD Conversions >> CYLINDER HEAD CATALOGUE >>
Cylinder head conversions, modifications and upgrades are available for Alfa, Audi, BMW, Chev, Chrysler, Colt, Ford, Honda, Hyundai, Isuzu, Jeep, Kia, Mazda, Mercedes, Mini, Nissan, Opel, Toyota, Volkswagen and more...
Click Here to view the list of vehicles.
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SAC Branches
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* All Test Figures displayed on this website were obtained at Highveld altitude. These figures may differ from vehicle to vehicle.
The power figures have been corrected back to flywheel power.

*Although we make every attempt to provide current, correct information on our website, mistakes do sometimes happen and we apologize for any confusion that may occur due to any error.
Prices are subject to change without notice and we reserve the right to uphold current in store pricing.
** All Prices quoted on this website were correct at the time of publishing and actual prices may vary.

* All manufacturer's names, numbers, symbols & descriptions are for reference purposes only.
It is not implied that any part, conversion or modification is the product of these manufacturers.

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