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Shortly after Citroën took a controlling interest in Maserati in 1968, the concept of a mid-engined two-seat sports car was proposed.	same_sent	Shortly after Citroën took a controlling interest in Maserati in 1968, the concept of a mid-engined two-seat sports car was proposed.
Lamborghini and De Tomaso already had the Miura and Mangusta, whilst Ferrari were known to be developing their own mid-engined contender.	same_sent	Lamborghini and De Tomaso already had the Miura and Mangusta, whilst Ferrari were known to be developing their own mid-engined contender.
Initially known as Tipo 117 and later the Bora, the Maserati project got underway in October 1968 and a prototype was on the road by mid-1969.	same_sent	Initially known as Tipo 117 and later the Bora, the Maserati project got underway in October 1968 and a prototype was on the road by mid-1969.
Shown in its final form at the Geneva Salon in March 1971, deliveries began before the end of the year.	same_sent	Shown in its final form at the Geneva Salon in March 1971, deliveries began before the end of the year.
Maserati struggled after being bought by De Tomaso in 1975, and the Bora was discontinued after the 1978 model year.	same_sent	Maserati struggled after being bought by De Tomaso in 1975, and the Bora was discontinued after the 1978 model year.
564 Boras were produced in total, of which 275 were fitted with 4.9 L engines and the other 289 were fitted with 4.7 L engines.	same_sent	564 Boras were produced in total, of which 275 were fitted with 4.9 L engines and the other 289 were fitted with 4.7 L engines.
The Bora was designed by Giorgetto Giugiaro at Italdesign and has a drag coefficient of 0.30.	same_sent	The Bora was designed by Giorgetto Giugiaro at Italdesign and has a drag coefficient of 0.30.
Fabrication of the all-steel panels was contracted to Officine Padane of Modena.	same_sent	Fabrication of the all-steel panels was contracted to Officine Padane of Modena.
The Bora had a number of innovative features that distinguished the car from Maserati's previous offerings.	same_sent	The Bora had a number of innovative features that distinguished the car from Maserati's previous offerings.
Compared to other supercars, it was civilized and practical, featuring a hydraulically powered pedal cluster that could be moved forward and backwards at the touch of a button and a steering wheel that could be tilted and telescoped, addressing the familiar problem of entering and exiting the vehicle typical of many supercars.	same_sent	Compared to other supercars, it was civilized and practical, featuring a hydraulically powered pedal cluster that could be moved forward and backwards at the touch of a button and a steering wheel that could be tilted and telescoped, addressing the familiar problem of entering and exiting the vehicle typical of many supercars.
Most supercars offer little foot room and little to no provision for luggage, but the Bora has a full-size trunk in the front of the vehicle, and was otherwise known as being much more civilized in comforts from its competitors.	same_sent	Most supercars offer little foot room and little to no provision for luggage, but the Bora has a full-size trunk in the front of the vehicle, and was otherwise known as being much more civilized in comforts from its competitors.
Unlike its competitors, the Bora used dual-pane glass separating its cabin from the engine compartment as well as a carpeted aluminum engine cap, greatly decreasing the engine noise in the cabin and increasing the comfort level for the driver.	same_sent	Unlike its competitors, the Bora used dual-pane glass separating its cabin from the engine compartment as well as a carpeted aluminum engine cap, greatly decreasing the engine noise in the cabin and increasing the comfort level for the driver.
The engine and five-speed ZF transaxle were mounted on a subframe attached to the monocoque via four flexible mounts,	same_sent	The engine and five-speed ZF transaxle were mounted on a subframe attached to the monocoque via four flexible mounts,
Two V8 engines were offered initially, a high-revving and a higher torque ; a US smog-qualified 4.9-litre engine was used (a stroked version of the 4.7), starting with 1973 deliveries.	same_sent	Two V8 engines were offered initially, a high-revving and a higher torque ; a US smog-qualified 4.9-litre engine was used (a stroked version of the 4.7), starting with 1973 deliveries.
The 4.7 L V8 produces at 6,000 rpm and of torque at 4,200 rpm.	same_sent	The 4.7 L V8 produces at 6,000 rpm and of torque at 4,200 rpm.
Eventually, production switched to only using a more powerful version of the 4.9-litre engine producing at 5,500 rpm and of torque at 4,000 rpm.	same_sent	Eventually, production switched to only using a more powerful version of the 4.9-litre engine producing at 5,500 rpm and of torque at 4,000 rpm.
All these engines traced their lineage back to the famous 450S racecar, were aluminium alloy, had hemispherical combustion chambers with 16 valves total operated by four cams (chain-driven).	same_sent	All these engines traced their lineage back to the famous 450S racecar, were aluminium alloy, had hemispherical combustion chambers with 16 valves total operated by four cams (chain-driven).
Both engines were mounted longitudinally in the middle of the car and were mated to a ZF-1 five-speed transaxle sending power to the rear wheels.	same_sent	Both engines were mounted longitudinally in the middle of the car and were mated to a ZF-1 five-speed transaxle sending power to the rear wheels.
They were fed by four 42 DCNF/14 downdraught Weber carburetors with Bosch electronic ignition.	same_sent	They were fed by four 42 DCNF/14 downdraught Weber carburetors with Bosch electronic ignition.
The compression ratio is 8.5:1.	same_sent	The compression ratio is 8.5:1.
A combined steel monocoque chassis and body featured a tubular steel subframe at the back for the engine and transmission.	same_sent	A combined steel monocoque chassis and body featured a tubular steel subframe at the back for the engine and transmission.
Also featured independent suspension all round (a first for a Maserati road car) with coil springs, telescopic suspension dampers and anti-roll bars.	same_sent	Also featured independent suspension all round (a first for a Maserati road car) with coil springs, telescopic suspension dampers and anti-roll bars.
The development prototype and the broadly similar show car first seen at the 1971 Geneva Motor Show featured MacPherson strut based front suspension, but this was abandoned for production because, installed in combination with very wide front tires and rack-and-pinion steering, the strut-based solution produced severe kickback.	same_sent	The development prototype and the broadly similar show car first seen at the 1971 Geneva Motor Show featured MacPherson strut based front suspension, but this was abandoned for production because, installed in combination with very wide front tires and rack-and-pinion steering, the strut-based solution produced severe kickback.
For the production cars Maserati reverted to a more conservative wishbone front-suspension arrangement.	same_sent	For the production cars Maserati reverted to a more conservative wishbone front-suspension arrangement.
Citroën's advanced high-pressure LHM hydraulics were adopted to operate the ventilated disc brakes on the main circuit, and on an auxiliary circuit the pedal box [clutch, brake, foot-throttle], the driver's seat [only vertical adjustments], and the retractable headlights.	same_sent	Citroën's advanced high-pressure LHM hydraulics were adopted to operate the ventilated disc brakes on the main circuit, and on an auxiliary circuit the pedal box [clutch, brake, foot-throttle], the driver's seat [only vertical adjustments], and the retractable headlights.
Wheels were Campagnolo light alloy rims with distinctive removable polished stainless steel hubcaps in the earlier automobiles.	same_sent	Wheels were Campagnolo light alloy rims with distinctive removable polished stainless steel hubcaps in the earlier automobiles.
Tyres were Michelin XWX 205x70 front and rear, however these early cars exhibited problems with "tramlining" at speed.	same_sent	Tyres were Michelin XWX 205x70 front and rear, however these early cars exhibited problems with "tramlining" at speed.
To solve this problem Maserati fitted later cars with 215/70VR15 on the rear, with the choice of Michelin XWX or Pirelli Cinturato CN12.	same_sent	To solve this problem Maserati fitted later cars with 215/70VR15 on the rear, with the choice of Michelin XWX or Pirelli Cinturato CN12.
Standing high, perhaps the most distinctive details were the brushed stainless steel roof and windscreen pillars.	same_sent	Standing high, perhaps the most distinctive details were the brushed stainless steel roof and windscreen pillars.
Inside, the bucket seats, dash, door trim, centre console and rear bulkhead were trimmed in leather, with electric windows and air conditioning as standard.	same_sent	Inside, the bucket seats, dash, door trim, centre console and rear bulkhead were trimmed in leather, with electric windows and air conditioning as standard.
The steering column was manually adjustable for rake and reach, whereas the LHM aux.	same_sent	The steering column was manually adjustable for rake and reach, whereas the LHM aux.
circuit controls adjusted the driver's seat vertically, the pedal box [consisting of the brake, clutch and throttle pedals] horizontally forwards and backwards by around --a first such application in the world for a production car, and also to raise and lower the concealed headlights in the front fenders.	same_sent	circuit controls adjusted the driver's seat vertically, the pedal box [consisting of the brake, clutch and throttle pedals] horizontally forwards and backwards by around --a first such application in the world for a production car, and also to raise and lower the concealed headlights in the front fenders.
The original design weight was , however, noise and safety concerns pushed this up to .	same_sent	The original design weight was , however, noise and safety concerns pushed this up to .
It is popularly believed that the Bora is heavier than the Ghibli however the Ghibli weighs some , more than the Bora.	same_sent	It is popularly believed that the Bora is heavier than the Ghibli however the Ghibli weighs some , more than the Bora.
The reason for this misconception probably stems from the state of tune of their respective engines as well as the difference in the gearing of the two cars.	same_sent	The reason for this misconception probably stems from the state of tune of their respective engines as well as the difference in the gearing of the two cars.
The Ghibli's 4.7 litre motor was tuned to give in SS form, whilst the Differences in the gearing are a little harder to understand, the Ghibli had the option of two final drives 3.31 or 3.54 both of these lower than the Boras' 4.11 in US form or 3.77 for the few RHD cars, also having a 2.97 first gear versus 2.86 in the Bora made the heavier but more powerful Ghibli accelerate at almost exactly the same rate as the Bora, initially.	same_sent	The Ghibli's 4.7 litre motor was tuned to give in SS form, whilst the Differences in the gearing are a little harder to understand, the Ghibli had the option of two final drives 3.31 or 3.54 both of these lower than the Boras' 4.11 in US form or 3.77 for the few RHD cars, also having a 2.97 first gear versus 2.86 in the Bora made the heavier but more powerful Ghibli accelerate at almost exactly the same rate as the Bora, initially.
However as speed climbed the more highly geared Bora (5th gear of .74 versus .90 in the Ghibli) would take the lead, top speeds were similar at 154 to 160 for the Ghibli versus for US spec Boras' and up to for RHD and European spec cars without smog controls.	same_sent	However as speed climbed the more highly geared Bora (5th gear of .74 versus .90 in the Ghibli) would take the lead, top speeds were similar at 154 to 160 for the Ghibli versus for US spec Boras' and up to for RHD and European spec cars without smog controls.
This has led to confusion over this issue as well as the top speeds of US spec versus European geared cars.	same_sent	This has led to confusion over this issue as well as the top speeds of US spec versus European geared cars.
The first Boras were delivered to customers in late 1971, and only minor production changes were gradually phased in thereafter.	same_sent	The first Boras were delivered to customers in late 1971, and only minor production changes were gradually phased in thereafter.
About early 1974, front lids became hinged at front instead of rear, pop-up headlights showed rounded inside corners, and a rectangular black air-exit grille was added across the hood (similar to Pantera).	same_sent	About early 1974, front lids became hinged at front instead of rear, pop-up headlights showed rounded inside corners, and a rectangular black air-exit grille was added across the hood (similar to Pantera).