Copy paste from: http://www.vtecminis.com/viewtopic.php?t=40
I personally weighed both power plants comparably equiped on an acurate beam scale. You may be surprised:
Honda B-16 engine and Integra LS tranny with gear type LSD including:
clutch.....................................................................................................12
clutch slave cylinder, arm and T.O. bearing..............................................
flywheel..................................................................................................17
starter..................................................................................................... 8
alternator...............................................................................................10.4
intake manifold w/ by pass valve and hoses,T-body...................................11.5
engine harness w/ sensors, injectors and fuel rail/regulator.....................
distributor and plug wires........................................................................
cam cover................................................................................................
timing cover.............................................................................................
pan..........................................................................................................
VSS and drive...........................................................................................
front pully................................................................................................ 5
intermediate axle..................................................................................... 9.5
CV cups...(male spline type)....................................................................... 7
oil filter/cooler assmy...............................................................................
water hoses..............................................................................................
left side engine mount bracket (steel forging}.......................................... 3
exhaust manifold and down pipe...............................................................36
(no accessory brackets included in total weight)
Total weight of B-16 engine trans including above parts............................412
(subtract about 10 pounds for non-LSD tranny and add 10 for B-18 engine)
Mini, 1275 "A" series engine and standard rod change tranny/open diff includes:
flywheel....................................................................................................16.5
clutch.......................................................................................................
starter.......................................................................................................
alternator................................................................................................... 7.5
alternator brackets/tensioner.......................................................................
alloy intake manifold and HIF-44 carb...........................................................
standard stamped metal exhaust manifold.....................................................
inner U-joints and yoke stubs........................................................................
valve and timing covers................................................................................
coil,dist., plug wires....................................................................................
belts and hoses..........................................................................................
water pump................................................................................................
wiring harness/senders...............................................................................
plastic fan with shroud.................................................................................
total weight of Mini engine and transmission including above parts..............310
Difference between the two engine/tranny combos....................................102 pounds
weight alterations with Ramco conversion:
Ramco header and collector save 29 pounds.................................................-29
Ramco frame adds 2 pounds over stock mini frame........................................+2
Ramco motor and alternator mounts add 10 pounds.....................................+10
Ramco axles w/tripod save 3 pounds over stock mini axles w/yokes................-3
Ramco track rods save minimum, 1 pound over after market adjustable rods....-1
Sheet metal removed from inner wheel wells for kit clearance(Canadian car)...-9
Total reduction...........................................................................................-30
I saved some extra front sprung weight, on my car,with the following parts and mods:
Tilton flywheel............................................................................................-11
Tilton 7.5" dual disc hybrid clutch..................................................................-4
fork lift alternator.........................................................................................-4.5
lightened intake manifold, and removed by-pass valves and hoses..................-2.5
cut down front pully......................................................................................-1.5
Tilton or Wilwood master cyls.......................................................................-2
Bore out unnecessary metal from the two large spring-tower mount-bolts......-1.2
removed wiper motor and linkage..................................................................-5.5
removed heater core, blower and hoses........................................................-13
Total reduction............................................................................................-45.2
With above mods the package comes out to 26.8 pounds over standard Mini weight.
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Other front weight saving possibilities: weight/pounds. savings/pounds.
alloy brake calipers.........................................2.7 each (4 pot) saves 6.3 lb. each (4 pot iron)
Titanium drive flanges and rotors......................9.8each saves 4.8 lb. each (8.4" iron)
10" modular or magnesium wheels...................4.4 to 5 each saves 3 to 4.5e (from cast 10s)
composite front end or panels...........................
remove bumper/grill........................................
strip out unnecessary Honda wiring from loom....
Remember, removing weight is like adding power, but without sacrificing drive train reliability and longevity. Suspension wear, tire wear, and gas mileage also improves.
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