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Porsche 356 Technical Information
Engine Specifications

 

Engine Data

Unit

 1100
(369)		 1300
(506)		 1300A
(506/1)		 1300S
(589)		 1500
(527)		 1500
(546)		 1500S
(528)		 1300
(506/2)		 1300S
(589/2)		 1500
(546/2)		 1500S
(528/2)		 1600
(616/1)		 1600S
(616/2)		 1600S
(616/12)		 1600S90
(616/7)		 1600C
(616/15)		 1600SC
(616/16)
Stroke mm 64 64 74 74 74 74 74 74 74 74 74 74 74 74 74 74 74
Bore mm 73.5 80 74.5 74.5 80 80 80 74.5 74.5 80 80 82.5 82.5 82.5 82.5 82.5 82.5
True Displacement cc 1086 1286 1290 1290 1488 1488 1488 1290 1290 1488 1488 1582 1582 1582 1582 1582 1582
Compression Ratio   7:1 6.5:1 6.5:1 8.2:1 7:1 7:1 8.2:1 6.5:1 8.2:1 7:1 8.2:1 7.5:1 8.5:1 8.5:1 9 8.5:1 9.5:1

Maximum Power, DIN HP

 DIN HP 40 44 44 60 60 55 70 44 60 55 70 60 75 75 90 75 95

at Engine RPM

 RPM 4200 4200 4200 5500 5000 4400 5000 4200 5500 4400 5000 4500 5000 5000 5500 5200 5800
Maximum Power, SAE HP HP   50 50 71 70 64 82 50 71 64 82 70 88 88 102 88 107
at Engine RPM

RPM

  4500 4500 5700 4800 4800 5400 4500 5700 4800 5400 4500 5000 5000 5500 5200 5800
Maximum Torque mkp 7.15 8.25 8.25 9.0 10.4 10.8 11.0 8.25 9.0 10.8 11.0 11.2 11.9 11.9 12.3 12.5 12.6

at Engine RPM

 RPM 2800 2800 2800 3600 3000 2800 3600 2800 3600 2800 3600 2800 3700 3700 4300 3600 4200
Specific Power Output

HP/I

 37 34 34 46 41 37 47 34 46 37 47 38 47.4 47.4 57 47.5 60
Mean Working Pressure kp/sq. cm 8.3 8.1 8.1 8.7 8.5 9.2 9.3 8.1 8.7 9.2 9.3 7.6 8.5 8.5 9.3 12.8 14.3
Mean Piston Speed m/sec 8.95 10.3 10.3 12.3 11.5 10.9 12.3 10.3 12.3 10.9 12.3 11.1 12.3 12.3 13.6 12.8 14.3
Minimum Fuel consumption g/HPh 245 235 235 210 220 210 210 235 210 210 210 240 230 230 220 230 230

at Engine RPM

 RPM 3000 3000 3000 3000 3000 3000 3000 3000 3000 3000 3000 3400 3600 3600 3500    
Weight approximate) kp 96 96 105 105 105 105 105 105 105 102 105 102 105 105 105 105 115
Crankshaft Type   forged forged forged BU BU forged BU forged BU forged BU forged forged forged forged forged forged
Bearings Nos. 1, 2, 3 dia.mm 50 50 50 50 50 50 50 50 50 50 50 50 50 50 55 1=50
2=55		 1=50
2=55
Bearing No. 4

dia.mm

 40 40 40 40 40 40 40 40 40 40 40 40 40 40 40 40 40
Connecting Rod Bearings dia.mm 50 50 53 RB RB 53 RB 53 RB 53 RB 53 53 53 53    
Crankcase Type   2-pc 2-pc 2-pc 2-pc 2-pc 2-pc 2-pc 3-pc 3-pc 3-pc 3-pc 3-pc 3-pc 3-pc 3-pc 3-pc 3-pc
Valve Timing, cold engine,                                    

valve clearance 1 mm

                             17° 17° 10° 17°

intake opens

 BTDC 2°30' 2°30' 2°30 19° 2°30 2°30 19° 2°30 19° 2°30 19° 7° 17° 53° 53° 44° 53°
intake closes ABDC 37°30' 37°30' 37°30' 54° 37°30' 37°30' 54° 37°30' 54° 37°30' 54° 45° 53° 53° 53° 44° 53°

exhaust opens

 BBDC 37°30' 37°30' 37°30' 54° 37°30' 37°30' 54° 37°30' 54° 37°30' 54° 44° 50° 50° 50° 42° 50°

exhaust closes

 ATDC 2°30 2°30 2°30 19° 2°30 2°30 19° 2°30 19° 2°30 19° 6° 14° 14° 14° 6° 14°
Valve Lift, intake mm 8.5 8.5 8.5 9.6 8.5 8.5 9.6 8.5 9.6 8.5 9.6 8.5 9.6 10.8 10.8 10.8 10.8
Valve Lift, exhaust mm 8.2 8.2 8.2 9.25 8.2 8.2 9.25 8.2 9.25 8.2 9.25 8.2 9.25 9.2 9.2 8.6 9.2
Light Alloy Rocker Arm Bracket
valve lift, intake		                           10.8  
valve lift, exhaust                           9.2  

BU: built-up; RB: roller bearing; 2-pc two-piece; mkp meterkilopond

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