Engine Specifications
GENERAL SPECIFICATIONS
| Year |
Displ. |
Carburetor |
HP at RPM |
Torque (Ft.Lbs. at RPM) |
Compr. Ratio |
Bore |
Stroke |
| cu. ins. |
cc |
in. |
mm |
in. |
mm |
| 1980 |
|
|
|
|
|
|
|
|
|
|
| |
GLC |
86.4 |
415 |
1x2 Bbl |
..... |
..... |
9.0:1 |
3.03 |
77 |
2.99 |
76 |
| |
B2000 |
120.2 |
1970 |
1x2 Bbl |
..... |
..... |
8.6:1 |
3.15 |
80 |
3.86 |
98 |
| |
626 |
120.2 |
1970 |
1x2 Bbl |
..... |
..... |
8.6:1 |
3.15 |
80 |
3.86 |
98 |
VALVES
| Engine & Valve |
Head Diam. In. (mm) |
Face Angle |
Seat Angle |
Seat Width In. (mm) |
Stem Diameter In. (mm) |
Stem Clearance In. (mm) |
Valve Lift In. (mm) |
| 1415 cc |
|
|
|
|
|
|
|
| |
Intake |
1.4173 |
45° |
45° |
.055 |
.3162-.3168 |
.0007-.0021 |
..... |
| |
|
(35.99) |
|
|
(1.4) |
(8.03-8.05) |
(.018-.053) |
|
| |
Exhaust |
1.2205 |
45° |
45° |
.055 |
.3160-.3168 |
.0007-.0023 |
..... |
| |
|
(31.00) |
|
|
(1.4) |
(8.025-8.05) |
(.018-.058) |
|
| 1970 cc |
|
|
|
|
|
|
|
| |
Intake |
1.6536 |
45° |
45° |
.055 |
.3162-.3168 |
.0007-.0021 |
..... |
| |
|
(42.00) |
|
|
(1.4) |
(8.03-8.05) |
(.018-.053) |
|
| |
Exhaust |
1.2992 |
45° |
45° |
.055 |
.3160-.3168 |
.0007-.0023 |
..... |
| |
|
(32.99) |
|
|
(1.4) |
(8.025-8.05) |
(.018-.058) |
|
PISTONS, PINS, RINGS
| Engine |
PISTONS |
PINS |
RINGS |
| Clearance In. (mm) |
Piston Fit In. (mm) |
Rod Fit In. (mm) |
Rings |
End Gap In. (mm) |
Side Clearance In. (mm) |
| 1415 cc & 1970 cc |
.0021-.0026 |
0-.0009 |
..... |
No. 1 |
.008-.016 |
.0012-.0025 |
| |
(.054-.067) |
(0-.024) |
|
|
(.20-.41) |
(.030-.064) |
| |
|
|
|
No. 2 |
.008-.016 |
.0012-.0025 |
| |
|
|
|
|
(.20-.41) |
(.030-.064) |
| |
|
|
|
Oil |
.012-.035 |
..... |
| |
|
|
|
|
(.31-.89) |
|
CRANKSHAFT MAIN & CONNECTING ROD BEARINGS IN. (MM)
| Engine |
MAIN BEARINGS |
CONNECTING ROD BEARINGS |
| Journal Diam. |
Clearance |
Thrust Bearing |
Crankshaft End Play |
Journal Diam. |
Clearance |
Side Play |
| 1415 cc |
1.9703-1.9709 |
.0009-.0017 |
No. 5 |
.004-.006 |
1.5766-1.5772 |
.0009-.0019 |
.004-.008 |
| |
(50.045-50.065) |
(.024-.042) |
|
(.10-.15) |
(40.045-40.060) |
(.024-.048) |
(.11-.21) |
| 1970 cc |
2.4822-2.4828 |
.0012-.0020 |
No. 5 |
.003-.009 |
2.0884-2.0890 |
.0011-.0030 |
.004-.008 |
| |
(63.045-63.060) |
(.031-.050) |
|
(.08-.24) |
(53.045-53.060) |
(.027-.077) |
(.11-.21) |
VALVE SPRINGS
| Engine |
Free Length In. (mm) |
PRESSURE Lbs. @ In. (kg @ mm) |
| Valve Closed |
Valve Open |
| 1415 cc |
|
|
|
| |
Inner |
1.449 |
20.9 @ 1.26 |
..... |
| |
|
(36.8) |
(9.5 @ 32.0) |
|
| |
Outer |
1.587 |
43.7 @ 1.319 |
..... |
| |
|
(40.3) |
(19.8 @ 33.5) |
|
| 1970 cc |
|
|
|
| |
Inner |
1.449 |
20.9 @ 1.26 |
|
| |
|
(36.8) |
(9.5 @ 32.0) |
|
| |
Outer |
1.469 |
31.4 @ 1.339 |
|
| |
|
(37.3) |
(14.25 @ 34.0) |
|
CAMSHAFT
| Engine |
Journal Diam. In. (mm) |
Clearance In. (mm) |
Lobe Lift In. (mm) |
| 1415 cc |
|
|
|
| |
Front |
1.6550-1.6558 |
.0014-.0030 |
..... |
| |
|
(42.035-42.051) |
(.035-.076) |
|
| |
Center |
1.6562-1.6568 |
.0026-.0042 |
..... |
| |
|
(42.065-42.081) |
(.065-.106) |
|
| |
Rear |
1.6550-1.6558 |
.0014-.0030 |
..... |
| |
|
(42.035-42.051) |
(.035-.076) |
|
| 1970 cc |
|
|
|
| |
Front |
1.7733-1.7739 |
.0007-.0027 |
..... |
| |
|
(45.040-45.055) |
(.019-.069) |
|
| |
Center |
1.7737-1.7743 |
.0011-.0031 |
..... |
| |
|
(45.050-45.065) |
(.029-.079) |
|
| |
Rear |
1.7733-1.7739 |
.0007-.0027 |
..... |
| |
|
(45.040-45.055) |
(.019-.069) |
|
VALVE TIMING
| Engine |
INTAKE |
EXHAUST |
| Open (BTDC) |
Close (ABDC) |
Open (BBDC) |
Close (ATDC) |
| 1415 cc |
15° |
55° |
58° |
12° |
| 1970 cc |
|
|
|
|
| |
B2000 |
14° |
53° |
58° |
9° |
| |
626 |
10° |
57° |
54° |
13° |
TIGHTENING SPECIFICATIONS
| Application |
Ft.Lbs. (mkg) |
| 1415 cc |
|
| |
Cylinder Head |
|
| |
|
Cold |
47-51 (6.5-7.0) |
| |
|
Hot |
51-54 (7.0-7.5) |
| Main Bearing Cap |
43-47 (6.0-6.5) |
| Connecting Rod Cap |
22-25 (3.0-3.5) |
| Oil Pump Sprocket |
22-25 (3.0-3.5) |
| Camshaft Sprocket |
51-58 (7.0-8.0) |
| Crankshaft Pulley |
80-87 (11.0-12.0) |
| Distributor Drive Gear |
51-58 (7.0-8.0) |
| Intake Manifold |
14-19 (1.9-2.6) |
| Exhaust Manifold |
14-19 (1.9-2.6) |
| 1970 cc |
|
| |
Cylinder Head |
|
| |
|
Cold |
59-64 (8.2-8.8) |
| |
|
Hot |
69-72 (9.5-10.0) |
| Main Bearing Cap |
61-65 (8.4-9.0) |
| Connecting Rod Cap |
30-33 (4.1-4.6) |
| Oil Pump Sprocket |
22-25 (3.0-3.5) |
| Camshaft Sprocket |
51-58 (7.0-8.0) |
| Crankshaft Pulley |
101-108 (14.0-14.9) |
| Distributor Drive Gear |
51-58 (7.0-8.0) |
| Intake Manifold |
14-19 (1.9-2.6) |
| Exhaust Manifold |
16-21 (2.2-2.9) |