What Changes Took Place For E

This NSX FAQ entry has been migrated to the NSX Wiki -> http://www.nsxprime.com/wiki/Changes_by_Year

ach Model Year?

Changes for 1991

Engine model number is C30A

Changes for 1992

Changes for 1993

Added Passenger Side Air Bag

Changed Rear Alignment to 2mm less toe-in to improve tire wear

As a result of passenger air bag, drastically reduced size of glove box.

Reconfigured center console (gives you the illusion you have more space but not really).

Improved warranty coverage from three years or 36,000 miles to four years or 45,000 miles

Switched A/C system from CFC-based R12 to ozone-friendly R134A

Changes for 1994

Keyed roof color to body color in late-year green cars (first 20(?) greens were with black roof)

Dropped Color: Sebring Silver

New Interior Color: Tan

Dropped Interior Color: Ivory

Removed "DOCH VTEC badge" on center console cover

Changed wheel design from 5-spoke to 7-spoke

New wheel color: Solaris Silver, paint code NH-536M (a gunmetal gray color)

Increased Tire/Wheel Sizes to 215ZR45 16" Front and 245ZR40 17" Rear

Gear cut method changed to reduce gear noise

Color-keyed the rear wall of the interior tan for tan interior cars (previously black on ivory interiors).

Changes for 1995

Only -Ts were avilable in 1995 in the US; coupes were unavailable.

Roofs now all body colored

New color: Midnight Pearl

Not Available in '95: Grand Prix White

Black interior changed from interior code E to code J. It's a little lighter.. a dark charcoal color.

Different Exhaust Tips

Sportshift "Tiptronic-style" shifting for Automatics

Power Steering becomes standard for Manuals as well as Automatics

Changed gearing of 2nd gear in Manual Transmission

Modified airflow to brakes to improve cooling

Traction Control Light no longer shines green when activated, still shines yellow when inactive

Throttle-By-Wire

Limited Slip Differential Changes on manual transmission cars. Went from Torque Control Ddifferential to a Torque Reactive Differential - when combined with Throttle-By-Wire, increases speeds out of a corner by 10%. Automatic cars keep old differential.

Bumper reinforcements were changed to extruded aluminum instead of the stamped steel

Approx. 100 lbs heaver than 1991/1992 models due to reinforcements for targa top, including: The base of the B pillar where it joins the rocker panel, larger rear bulkhead crossbar, thicker trunk leading edge panel, a redesigned and thicker-walled rear roof section, a redesigned front roof rail section, additional rib in the center rear bulkhead section, a completely redesigned and thicker upper A-pillar. There's also a redesigned and thicker upper dashboard cross member and a redesigned front lower floor section. The extruded aluminum side sills were extensively reinforced - wall thickness of the vertical center web of the 5-sided extrusion went from 2mm to 6mm.

Changes for 1996

Coupes were available again, though from this point on they were special-order only.

Changes for 1997

Coupes can be special ordered with either a black top or a body color top; -Ts still have body colored roofs

New wheel color on all wheels: Blades Silver (a bright machined/brushed looking finish)

Larger front and rear brake rotor diameters and rotor thickness. The bracket and the rotors are the major change

Front caliper pistons went from 40mm and 34mm to 40mm and 36mm.

Larger engine displacement (bore increased from 90mm to 93mm) from 3.0L to 3.2L on manual transmission cars. Model number for new engine is C32B.

Horse power increase from 270 hp to 290 hp and torque increase from 210 lbs-ft to 224 lbs-ft (manual tranny)

Different exhaust manifolds, now stainless steel and free breathing

Different cylinder linings, fiber reinforced (FRM)

Larger intake valves

Different head gaskets

Larger connecting rod bearings

Numerous emission control system changes

Six speed manual transmission - 6th gear is engaged by a solenoid. The gearshift activates a switch to change gears.

Double synchros on 3rd through 6th gears

Lockout of reverse gear above 12mph

Dual-disc clutch changed to a single disc clutch

Dual mass flywheel

Larger diameter spare tire to clear new brakes

Stronger, thinner aluminum body panels

Heat absorbing glass instead of bronze glass

Immobilizer anti-theft system with coded key using an electronic transponder. No more all-metal keys.

Ignition switch light went away to make room for the immobilizer antenna.

Improved NVH (Noise Vibration and Harshness)

The final gear ratio does not change, so 6th gear in the 1997 NSX results in 6.9% higher vehicle speed than 5th gear in the 1996 model.

New aluminum alloy in selected body areas to reduce weight and increase rigidity

Larger spare tire size (from 15 in to 16 in diameter)

Refined electronic power steering control

Revised shape of the front spoiler

Refined ABS braking system

Improved Traction Control System (TCS) with new control logic

1997 Prices (MSRP)

Coupe 4-speed Automatic or 6-speed Manual $84,000 + destination and handling $725.00

NSX-T 4-speed Automatic or 6-speed Manual $88,000 + destination and handling $725.00

Changes for 1998

1998 Prices (MSRP)

NSX-T 4-speed Automatic or 6-speed Manual $88,000

Changes for 1999

1999 Prices (MSRP)

Coupe 4-speed Automatic or 6-speed Manual $84,000 + destination and handling $745.00

NSX-T 4-speed Automatic or 6-speed Manual $88,000 + destination and handling $745.00

Changes for 2000

Introduced colors: Silverstone Metallic (slightly lighter than Kaiser Silver, darker than Sebring Silver), Monaco Blue Pearl (slightly lighter than Monte Carlo Blue Pearl), New Formula Red (slightly darker than Formula Red)

Seats, door insets, and steering wheel get perforated leather (not perforated suede like the Zanardi edition)

Improved anti-lock brake system (ABS) (computer software change)

Improved manual transmission shifting

Acura "A" logo marks on wheel centers

Added onboard fueling vapor recovery system

Engine now meets Low Emission Vehicle (LEV) standard

No scheduled tuneups for 100,000 miles

2000 Prices (MSRP) and Info

Changes for 2001

Changes for 2002

Discontinued Colors: Monaco Blue Pearl

Added Interior Colors - Available with matching exterior color only: Yellow, Silver, Blue, Orange, White. Red is available with both red and black exterior.

Press release from Honda before 2002 model introduction:

"The NSX has earned its status as one of the world's premier exotic sports cars with a combination of head turning performance and contemporary styling. For 2002, the NSX's styling has been updated to modernize its look and its chassis was refined to ensure its competitiveness as a true world class sports car. The NSX features all-aluminum construction and is powered by an advanced 290 horsepower DOHC, VTEC, V-6 engine coupled to a 6-speed close-ratio manual transmission. When equipped with the optional 4-speed automatic transmission with Sequential SportShift(TM), the NSX engine generates 252 horsepower."

2002 NSX Color Card for US

Changes for 2003

Changes for 2004

Now standard equipment instead of options: Keyless entry, CD changer in trunk

Redesigned shift knob

MSRP $89,000 + destination and handling $745.00

Changes for 2005 - ?????