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Summary of Contents for Project X1/9

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Page 4: ...the vehicle or part is used for competition or if they fail as a result of modification Competition parts or as semblies described herein as offered by PBS Engineering or any other vendor are sold as...

Page 5: ...alve Clearance 29 Checking Cam Timing 29 Head Bolts 31 Pan Baffle 31 CARBURETOR AND INTAKE MANIFOLD MODIFICATIONS 3 1 Carburetor 31 Intake Manifold 32 IGNITION SYSTEM 32 1300 Ignition System 32 1500 I...

Page 6: ...inder Bores Crankshaft Pistons Connecting Rods Bearings ENGINE ASSEMBLY 29 Checking Piston Head and Valve Clearance 29 Checking Cam Timing 29 Head Bolts 31 Pan Baffle 31 CARBURETOR AND INTAKE MANIFOLD...

Page 7: ...cating the inboard suspension points to maintain good geometry control with a lowered car First it is necessary to remember that neglecting the effects of camber change as a function of wheel deflecti...

Page 8: ...Cutting Out Rear Crossmember Removing Complete Rear Crossmember...

Page 9: ...pension are less critical but they should be raised also as much as practical These pick up points are drilled after the body is assembled at Bertone so there will be some variation from side to side...

Page 10: ...e spring with an adjustable lower spring perch to allow ride height ad justment and balancing of suspension loads from corner to corner The following paragraphs will describe rear strut modifications...

Page 11: ...Camber Plate Installation Doublers Welded In Place For Camber Plate...

Page 12: ...er of the rear anti roll bar will increase the oversteer A 518 inch diam eter rear bar works well with the other modifications described here Fabricate the rear anti roll bar mounting brackets per Dra...

Page 13: ...s shown and box it in lo cally with 16 ga mild steel T I G welded in place This operation is best performed with the engine and gearbox installed and the suspension less the coil spring in place so th...

Page 14: ...Cut OutFor Front Suspension Brackets Front Suspension Bracket Welded In Place Completed Front Suspension Bracket Box In Suspension Bracket Note Trailing Arm Clearance Notch...

Page 15: ...hese parts Modify the trailing arm and the front transverse con trol arm per page 14 and temporarily install them Cut the bodylframe locally to clear the trailing arm in its maximum upward travel Weld...

Page 16: ...Cut OutsFor Steering Rack Clearance and Access Steering Shaft Location and Brake Master Cylinder Push Rod...

Page 17: ...ess to the new rackmounting brack ets to allow vertical motion of the connecting links be tween the rack and the steering arms and to allow access for adjusting the front toe See the pictures for guid...

Page 18: ...n bushing must have freedom in two axes Eliminating the rubber joints and replacing them with sphericaljoints greatly improves steering accuracy under racing corner ing loads Bore the inner ends of th...

Page 19: ...ning clips from the Lancia should also be used The Lancia caliper itself could bc modified and used but it is a doublepiston unit with two separate hydraulic systems for redundancy and is large enough...

Page 20: ...bly on the rear wall of the front trunk as shown in the pictures Weld the bracket to the car After painting the installed master cylinder mounting bracket the cylinders and linkage can be assembled Se...

Page 21: ...Roll Cage Main Hoop Lower Main Hoop Diagonal Attachment...

Page 22: ...Driver s Side Roll Cage Bracing Right Side Roll Cage Bracing...

Page 23: ...iscs and spacers to 112 inch Drill the new pattern to a 4 inch bolt circle not the stock 98mm if Cromodora 6 112 x 13 wheels are to be used Then 112inch bolts can be inserted from the back side and th...

Page 24: ...all four wheels when the car is level should be checked While there is bound to be a difference from front to back and from side to side the sum of the right front andleft rear weight shouldbe about...

Page 25: ...der can be used for cutting the sheet metal Hammer the inner panel up to meet the outer skin and weld the two panels together This is essential to re tain the structural integrity of the body in the r...

Page 26: ...he later bodywork with the exception of the upper grill mounting tabs The 1500grill mounting tabs must be removed and replaced with some to fit the earlier grill Using a stock grill as required by the...

Page 27: ...isvery efficient relative to its physical size such as the Borg Warner coolers distributed by PBS These have about three times the heat rejection rate of the typical tube and fin cooler for a given fr...

Page 28: ...conventional brake lines can be used or AN 4 lines can be used as desired ClutchPlumbing The stock hydraulic clutch plumbing works fine except that the location of the master cylinder makes it very d...

Page 29: ...e ra diator to the suction side of the water pump Thus the pressure side of the pump forces the water into the bot tom corner of the radiator while the suction side connects to the top corner of the r...

Page 30: ...tapped to install the oil pressure light switch and the oil temperature sending unit A Stewart Warner 0 200 psi mechanical oil pressure gauge works well in this application Stewart Warner electrical...

Page 31: ...e minimum spark advance for best torque at high engine speed is about 30 degrees crankshaft when using this combustion chamber design on the Fiat X1 9 engines This is significantly less than is requir...

Page 32: ...mmended for the scav enge pump This sbould be located in the line between the oil pan pick up and the inlet fitting on the bottom of the scavenge pump The filter screen will prevent the pump from inge...

Page 33: ...e block Verify that side clearance exists between the connect ing rod small ends and the piston pin bosses in the assem bled condition Install the head assembly using a used compressed head gasket Put...

Page 34: ...ve the indicator set up to verify that the cam stays in position Carefully remove the cam drive sprocket The cam sprocket has42 teeth Thus the angle from the leading edge of one tooth to the same edge...

Page 35: ...nto the throttle plates If the throttle shafts are ground thin the throttle plates can be soldered in place and the screw holes filled with solder by placing a large wood dowel behind them to prevent...

Page 36: ...quality wire core leads IGNITION SYSTEM Several options are possible for the ignition system The 1300 XI 19 engines have a conventional type ignition sys tem with points and a standard coil This syste...

Page 37: ...el and clutch have been changed in order to use a larger diameter clutch disc The ring gear on the flywheel has a larger pitch diameter and a new starter is incorporated in a different location than o...

Page 38: ...fitted on the 1300 flywheel A sintered metallic clutch disc is recommended for racing This and the modified flywheel and pressure plate are all avai1 ableas an assembly from PBS 1500 C VJoints On the...

Page 39: ...Drawings by C F Adams...

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Page 51: ...threaded 518 b 2 518 female rod ends PIN PF 1OG c 2 pick up brackets right and left with spacers d Instruction sheet 8 FRONT TRANSVERSE ARM SPHERICAL BEARING KIT a 2 modified transverse arms with sph...

Page 52: ...and 2 4314976 flange hardware 2 4314976 2 4352899 2 4307324 3 4307335 1 4384195 ring gear 1 4392459 starter 15 WHEEL MOUNTIXG HUB KIT a 4 hubs with studs installed specify 98mm or 4 inch B C modify cu...

Page 53: ...Kit Pump Hardware Mounting Dry Sump Pan Oil Control Baffle Remote Filter Block Scavenge Line Filter Hoses and Fittings 14 5 Speed Kit for 1974 78X1 9 14A Order Only 15 Wheel Mounting Hub Kit 16 Fuel...

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