1976 RUPP SNOWMOBILES

THE 1976 RUPP'S: There were approximately 30,000

Rupps produced and manufactured in 1976. Below you

will find pictures and specs on the 1976 models.

 

In 1976 Rupp manufactured an all new line of snowmobiles. There were four Rupp snowmobile models available.  The Rupp Sport, Rally, Nitro and Magnum.

THE RUPP SPORT,  Powered by a Xenoah 340cc fan cooled engine with

CDI ignition system and a Mikuni carburetor.  It has a 15 ½ inch track  and a bogie suspension system.

THE RUPP RALLY,  Very much the same snowmobile as a 1975 Rupp Nitro except the body is different.  Has a Kohler 440, K440-2AS fan cooled engine as the only engine offered,  with manual start. (electric start optional)  Some drive clutch updates.

THE RUPP NITRO:  A totally new snowmobile.  Powered by a powerful Xenoah 340cc or 440cc liquid cooled engine with manual start.  CDI Ignition, reed  valves and dual Mikuni carbs.  16 1/2” involute drive track with Rupp Rails slide suspension,  Hex Clutch and wide stance skis.

Performance – One Helluva trail performance sled.

THE RUPP MAGNUM:  A big league racing sled.  Powered by Xenoah 250cc, 340cc, or a 440cc High Performance liquid cooled engines.  Dual high preformance Mikuni carbs, reed valves and CDI Ignition.

Has a proven racing clutch and a tough light weight swing-link slider suspension with a four band track.  Super wide stance skis.

Performance – Built to out hustle and out muscle anything on the track.

THE 1975 RUPP'S: There were approximately 20,000

Rupps produced and manufactured in 1975. Below you

will find pictures and specs on the 1975 models.

In 1975 there were two Rupp Nitro's available.  The 1975 Nitro

340 and 440 and The all new Rupp Nitro FA.  The 1975 Nitro was basically the same as the 1974 Nitro II.  It had an upgraded drive clutch and some different stripping on the side of the body.  The engines, track and suspensions were the same as the 1974 Nitro II's.

The 1975 Rupp Nitro FA was a totally new performance snowmobile.  There were two models available.  The Rupp Nitro 340FA  with a Kohler K340-2RS free air engine and The Nitro 440FA had a Kohler K440-2RS free air engine. The engines featured a crankcase air duct and twin Mikuni carburation.  Two tuned pipes that snaked into a single removable muffler.

The slide suspension had a 16 inch grauser bar track and a friction free torque converter.  Aluminum racing skis

It came standard with a tachometer.

Performance:  Add everything up and you've got one moving machine.

1974 RUPP SNOWMOBILES

THE 1974 RUPP'S: There were approximately 25,000

Rupps produced and manufactured in 1974. Below you

will find pictures and specs on the 1974 models.

The 1974 Rupp Models were The Sport, The American and The all new Nitro II.  The Sport and American were basically the same as The 1973's with some new stripping on the body.  The engines and suspensions were the same as the previous year.

SPORT, Two models, The Sport 25 and the Sport 30

AMERICAN, Two models, The American 30 and The American 40.  Bogie suspension standard. Sliders optional.

Manual start standard and electric start optional

NITRO II, The 1974 Nitro II featured an all new body. Two models available. The Nitro II – 340, K3402AS Kohler, fan cooled engine and The Nitro II – 440. K4402AS Kohler fan cooled engine. Dual Mikuni carbs and a performance tuned exhaust system with full blown expansion chambers, 17 ½ inch aggressive-thread molded track with a adjustable

slide suspension and high-output torque converter system.

Speedometer, tachometer, kill and dimmer switch standard.

1972 - RUPP ASSEMBLY PLANT

Some very interesting pictures of Rupp's manufacturing

plant during 1972.

It may be necessary to enlarge the print on your computer to read

THE 1972 RUPP'S: There were approximately 40,000

Rupps produced and manufactured in 1972. Here you will find the picture and specs on the 1972 models.

In 1972 Rupp completely re-desgned it's snowmobiles and models available.  The five models available in 1972 were The Rupp American and Yankee with 3 different engine sizes, The Rupp Rally with one engine size and The Rogue with two engine sizes and The Rupp Nitro which featured five different engine sizes.  All models had fold down side hood panels.  The engines were listed as Horsepower rather than cc's on all models except Nitro's.  The American and Yankee came with a backrest and wrap around tail lights.  The Rupp Rogue and Nitro featured a thicker rally type seat.  The Rogue and Yankee had a bogie suspension.  The Rally and Nitro came with a all new slider suspension “Rupp Rails”, and The American featured slider or bogie.  The American came with electric start.

RUPP AMERICAN, 30HP, 40Hp, and 50HP Rupp/Tohatsu engines, electric start standard, 18 inch track

RUPP RALLY, 40HP Rupp/Tohatsu engine  – Manual start, 18 inch track

RUPP YANKEE,  25HP, 30HP, 40HP Rupp/Tohatsu engines, manual start, 15 1/2” track

RUPP NITRO, 295 (294cc), 340 (337cc), 400 (399cc), 440 (438cc),

15 1/2” track with slider suspension and 650 (644cc) 18” track with slider suspension.  All Nitro engines were High Performance.

All 1972 Nitro's featured a nonrestrictive tuned exhaust system and with performance Keihin carbs.  A speedometer and tachometer were standard equipment on Nitro's. Horse  power and torque you have to experience to believe.  The best all around racing and trail sled available.         GO CLASS GO RUPP !!

1971 RUPP MAGNUM SNOWMOBILES

THE RUPP MAGNUM SERIES:

Race-Bred Champions designed and built by Winners !

Front-Running lineup

For the snowmobiler who's moved from boonie-boppin' to serious competition,

Rupp presents a quarter of eye poppers guaranteed to feed snow to the rest of

the pack.  These high performance sleds are designed right, with winning in

mind.  A quick check of their specifications will help you decide which one

you'll ride to win.

MAGNUM/800, Has a 3 cylinder 793cc Hirth, engine with triple Tillotson

carbs.  Tuned Pipes, 18” track with slide suspension. HD Disk brakes.

Performance – I wonder where the yellow went ??

MAGNUM/600, Has a 3 cylinder Rupp free air engine with Keihin carbs.

Tuned pipes, 18” track with slide suspension,  HD Disk Brakes.

Performance – Tired of winning time after time? This isn't for you !!

MAGNUM/400 or 440 – Twin cylinder Rupp engines with Keihin carbs.

Has a 15 ½ “  track (18” Wide Track optional on 440) with slide suspension.  HD Disk brakes.

Performance – A White Knuckle, Like Scalded Apes !!

1971 RUPP SNOWMOBILES

THE 1971 RUPP'S: There were approximately 31,000

Rupp snowmobiles produced and manufactured in 1971. You

will find the picture and specs on the 1971 models.

The first year that Rupp had their own 440cc engine.

  THE RUPP RIDERS SERIES:

S23 – Sprint, JLO 230cc engine, 15” track

S29 – Sprint, Sachs 295cc engine, 15” track

S34 – Sprint, CCW 340cc engine, 15” track

S44 – Sprint, Rupp/Tohatsu 440cc engine, 15” track

WT440 – Wide Track, Rupp/Tohatsu 440cc engine, 18” track

WT634 – Wide Track, Hirth 634cc engine, 18” track

(all above models were available with electric start except The S23)

1970 - RUPP LAUNCHES EXPANSION

THE 1970 RUPP SNO SPORT SNOWMOBILES

THE 1970 RUPP SNO SPORT MODELS:
There were approximately 28,000 produced & manufactured.
In 1970. Rupp produced an all new body along with the familiar hood pins as pictured above. Rupp also produced & manufactured 5 Magnum performance snowmobiles in 1970.
S-29 Sprint - Sachs 295cc engine - 15" track
S-34 Sprint - Sachs 340cc engine - 15" track S-40 Sprint - CCW 399cc engine - 15" track
S-44 Sprint - Hirth 440cc engine - 15" track, Elec-Start-Opt.
440-WT - JLO 440cc engine - 18" track, Elec-Start Optional 634-WT - Hirth 634cc engine - 18" track, Electric Start Opt.
M295 Magnum - JLO 295cc High Performance - 15" track M340 Magnum - Sachs 340Ccc - High Performance - 15" track M400 Magnum - Hirth 400cc - High Performance - 15" track M440 Magnum - Sachs 440cc - High Performance - 18" track
M634 Magnum - Hirth 634cc - High Performance - 18" track 440X JLO 440cc engine - 18" track

1969 RUPP SNO SPORT SNOWMOBILES

THE 1969 RUPP SNO SPORT: There were approximately   20,000 produced and
manufactured.  The models and specifications are pictured below and on the
next page.        
The 1969 Rupp Sno Sport had 3 models. All models featured The Sachs engine.  S-281 had a 275cc, 12HP engine.  The GT300 had a 298cc,18HP engine with electric start optional.
The GT370 had a 368cc, 20HP engine.