MercedesBenz W113 Wikipedia the free encyclopedia

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Mercedes-Benz W113

Mercedes-Benz W113

See Mercedes-Benz for a complete overview of all SL-Class

The Mercedes-Benz W 113 is a two-seat roadster introduced at the 1963 Geneva Show. and produced from through 1971. It replaced the legendary 300 SL (W 198 ) and the 190 SL (W 121 BII ). Of the 48,912 W 113 SLs produced, were sold in the US.

The W 113 SL was developed the auspices of Mercedes-Benz Technical Fritz Nallinger. Chief Rudolf Uhlenhaut and Head of Friedrich Geiger. The lead were Paul Bracq and Barényi. who devised its distinctive, [ 2 ] slightly concave hardtop, inspired the Pagoda nickname.

All were equipped with an cylinder engine with fuel injection. The bonnet, lid, door skins and cover were made of to reduce weight. The comparatively and wide chassis, combined an excellent suspension, powerful and radial tires gave the W 113 handling for its time. The styling of the with its characteristic upright fishbowl headlights and simple grille, dominated by the large star in the nose panel, homage to the then already 300 SL roadster.

W 113 SLs were typically as a Coupe/Roadster with a soft-top and an removable hardtop. A 2+2 was introduced the 250 SL California Coupe, which had a rear bench seat of the soft-top.

Contents

History [ edit ]

By Mercedes-Benz Technical Director Fritz Nallinger and his team no illusions regarding the 190 SL ‘s of performance, while the high tag of the legendary 300 SL supercar kept it for all but the most affluent buyers. Mercedes-Benz started evolving the 190 SL on a new model code W 127, a fuel-injected 2.2 liter M180 engine, internally denoted as 220 SL. by positive test results, proposed that the 220 SL be placed in the program, with production in July 1957.

However, technical difficulties kept the production start of the W 127, the new S-Class W 112 platform introduced body manufacturing technology So in 1960, Nallinger eventually to develop a completely new 220 SL design, on the fintail W 111 sedan platform its chassis shortened by 30 cm (11.8 and technology from the W 112. led to the W 113 platform, with an improved 2.3 liter M127 inline-six and the distinctive pagoda hardtop designated as 230 SL. [ 3 ]

The 230 SL made its debut at the Geneva Motor Show in 1963, where Nallinger it as follows: It was our aim to create a very and fast sports car with performance, which despite its characteristics, provides a very degree of traveling comfort. [ 4 ]

Legacy [ edit ]

The W 113 was the first car with a safety body, on Bela Barényi’s extensive on vehicle safety: It had a rigid cell and designated crumple with impact-absorbing front and sections built into the structure. The interior was rounded, all hard corners and edges as in the W 111 sedan.

The W 113 was also the first with radial tires.

[ edit ]

230 SL (1963–1967) [ edit ]

230 SL, US model

Production of the 230 SL commenced in 1963 and ended on 5 January Its chassis was based on the W 111 sedan with a reduced wheelbase by 30 cm in), recirculating ball (with optional power double wishbone front and an independent single-joint, low-pivot rear-axle with transverse spring. The dual-circuit brake had front disc brakes and rear drum brakes. [ 5 ] The 230 SL was with a 4-speed manual or an optional, very responsive coupled (no torque converter ) automatic transmission. which was for US models. From May 1966, the ZF 5-speed manual transmission was as an additional option, which was popular in Italy. Of the 19,831 230 SLs less than a quarter sold in the US.

The 2,308 cc (2.3 L) M127.II engine with 150 PS (110 kW; 150 hp) and 196 N·m lb·ft) torque was based on venerable M180 inline-six four main bearings and Bosch multi-port fuel Mercedes-Benz made a number of to boost its power, including displacement from 2,197 cc L), and using a completely new cylinder with a higher compression (9.3 vs. 8.7), enlarged and a modified camshaft. A fuel pump with six plungers of two was fitted, which allowed the nozzles in the cylinder head and the fuel through the intake and open valves directly the combustion chambers. [ 6 ] An optional heat exchanger was also

Mercedes-Benz Chief Engineer Uhlenhaut. who was as competent behind the as any racing driver, demonstrated the of the 230 SL on the tight three-quarter mile Vétraz-Monthoux race track in where he put up a best lap time of seconds vs. 47.3 seconds by Prix driver Mike on his 3 liter V12 Ferrari 250 GT. [ 7 ]

A brief of the most notable changes to the 230 SL: [ 8 ]

10/1963: First 230 SL with transmission.

09/1964: Spare well removed, tire horizontally.

11/1964: Optional tinted/thermal and new soft-top with steel (distinguished by missing chrome on the outer trailing edge). [ 9 ]

US models with radio Europa TR instead of Europa TG.

Mercedes-Benz W113


Some harmonization with new W 109 sedans, incl. new floor combined brake and clutch reservoir, trunk light and changes. US models with lights.

03/1966: Mounts for seat belts added.

Optional ZF 5-speed manual rare and now very desirable.

250 SL [ edit ]

1967 Mercedes-Benz 250 SL, US model

The 250 SL was introduced at the 1967 Motor Show. [ 10 ] Production had commenced in December 1966 and in January 1968. The short production run makes the 250 SL the rarest of the W 113 cars. The 250 SL retained the stiffer and sportier feel of the early but provided improved agility a new engine and rear disc Range also improved increased fuel tank from 65 L (17.2 US gal) to 82 L US gal). Like its predecessor, the 250 SL was with a 4-speed automatic and 4-speed or ZF 5-speed manual [ 10 ] For the first time, an optional slip differential was also Of the 5,196 250 SLs produced, more a third were sold in the US.

The main change was the use of the 2,496 cc L) M129.II engine with 6 mm in) increased stroke, 2 mm (0.1 in) valve ports, and seven bearings instead of four. The maximum power remained at 150 PS (110 kW; 150 hp), but torque from 145 lb·ft (197 to 159 lb·ft (216 N·m). [ 10 ] also improved with a new water tank (round with increased capacity 10.8 L (2.9 US gal) to L (3.4 US gal), and a standard heat exchanger.

The wider band of the 250 SL resulted in noticeably performance, as the 230 SL engines rarely more than 143 PS (105 kW; 141 hp) in [ 7 ]

California Coupé [ edit ]

The 250 SL marked the introduction of a 2+2 body the so-called California Coupé, had only the removable hardtop and no a small fold-down rear seat replaced the soft-top between passenger compartment and The lacking soft-top relegated California Coupés to a formidable weather ride, so many of are very well preserved Retrofitting the soft-top above the bench seat requires effort and expense, however. while these 2+2 models are their somewhat limited makes them not particularly after today.

Midlife improvements [ edit ]

In 1967, a number of additional were incorporated to accommodate safety regulations and US emission The safety improvements included a steering wheel and padded hub, concave control elastic black rubber levers (instead of rigid translucent plastic), and softer, dash top padding. Door locks, and window cranks modernized and less protruding, the pockets were elastic, the mirror frame was chrome of black plastic, and the side mirrors became more Essentially, the 1967 250 SL retained the classic chrome interior of the 230 SL, the 1968 250 SL introduced the modernized interior of the 280 SL.

US models acquired reflectors on the fenders, Kangol seat belts, an illuminated for the automatic, and emission control The chrome horn ring was to matte finish.

Mercedes-Benz W113
Mercedes-Benz W113
Mercedes-Benz W113
Mercedes-Benz W113

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