Renntech has constructed a particular one-of-one W140-chassis Mercedes-Benz S-Class to indicate the world what it’s able to. Underneath the hood of this already basic 1992 Mercedes 600 SEL is the biggest displacement M120 V12 ever constructed at 7.6-liters pumping out 615 hp (458 kW) to the rear wheels solely. Right here’s an in depth have a look at one of many slickest items of rolling promoting we’ve seen this 12 months.
For the unaware, Renntech is a efficiency engineering agency based again in 1989. Since then, it’s created a few of the most overbuilt modified Mercedes fashions ever. At its helm is Hartmut Feyhl, a person with 12 years of job expertise at AMG earlier than spending time because the North American division’s technical director. He is aware of methods to make a Mercedes even sooner than it already was and the S76R is what Renntech is asking the “good W140.”
Learn Extra: Making a W221 out of a W140 Mercedes-Benz S-Class
Underneath the hood of the S76R is a closely modified (but nonetheless naturally aspirated) model of the 600 SEL’s 6.0-liter V12 that was bored and stroked out to 7.6-liters. Its aided by an ME-1 engine administration conversion put in along with a hand-crafted wiring harness and RENNtech ECU tune. The result’s a wholesome enhance from the inventory V12’s 402hp (408 PS) and 428 lb-ft (580 Nm) to 615 horsepower and 703 pound-feet (952 Nm) on the crank.
Renntech didn’t cease there as the unique mannequin’s 4-speed computerized was swapped out for a 5-speed auto transmission, and a OS Giken restricted slip differential. Renntech says that with these mods, the 4,800 lbs (2,177 kg) German sedan can hit 60 mph (96km/h) within the low 5-second vary whereas topping out at round 155mph (250 km/h).
To assist within the expertise, Renntech has added some supporting modifications to the S76R as nicely. They embrace a customized, handmade chrome steel exhaust system with quad mufflers and sport catalytic converters that not solely enhance energy however give the V12 a louder and meaner snarl as nicely.
The automotive was fitted with a bespoke AMG Carbon Ceramic braking system with six-piston calipers on the entrance axle with four-piston calipers on the rear, whereas it rides on one-of-a-kind cast Renntech aluminum wheels measuring 19 x 9″ within the entrance and 19 x 10.5″ within the rear with 235 / 45 (F) and 285 / 35 (R) Michelin Pilot Sport 4 S tires.
Contained in the cabin there’s a totally customized inside and trim set. Above the occupants is an Alcantara headliner with carbon fiber inlays. A leather-based dashboard sits forward of everybody and the seats are completed with diamond-stitched leather-based upholstery. Actually, the rear bench seat has been changed altogether with a pair of fully-adjustable particular person rear seats. Renntech has even added a contemporary sound system with iPhone integration.
Whereas this instance is a one-off, Renntech says it can fortunately construct your personal customized W140 Mercedes S-Class with all these mods and extra, although it didn’t present any particulars on pricing.