| General Specifications |
| Bore |
3.5″ |
| Stroke |
3.75″ |
| Displacement |
216.5 ci |
| Compression |
6.60 : 1 |
| Max Brake Horsepower |
92 @ 3400 RPM |
| Max Torque |
176 Lbs.ft. @ 1500 RPM |
| Normal Oil Pressure |
14 psi |
| Spark Plug Make |
AC 46-5 |
| Spark Plug Gap |
.035″ |
| Firing Order |
153624 |
| Oil Capacity |
5 qts. |
| Ignition Timing |
Timing mark: steel ball on flywheel |
| Cylinder Head Torque |
75 – 80 Lbs.ft. |
| Compression at Crank Speed |
110 psi |
| Piston and Ring Specifications |
| Min. Ring Gap (Compression) |
.005″ |
| Clearance in Groove (Compression) |
.0015″ – .0030″ |
| Min. Ring Gap (Oil) |
.005″ |
| Clearance in Groove (Oil) |
.0020″ – .0035″ |
| Wristpin Diameter |
.8645″ – .8650″ |
| Valve Specifications |
| Operating Clearance – Intake (w/ Standard Trans) |
.006″ Hot |
| Operating Clearance – Exhaust (w/ Standard Trans) |
.015″ Hot |
| Operating Clearance – Intake (w/ Powerglide) |
0 |
| Operating Clearance – Exhaust (w/ Powerglide) |
0 |
| Clearance for Timing Intake |
0 |
| Intake Valve Seat Angle |
31° |
| Exhaust Valve Seat Angle |
46° |
| Intake Valve Timing (w/ Standard Trans) |
Opens 1° after Top Dead Center |
| Exhaust Valve Timing (w/ Standard Trans) |
Closes 9° after Top Dead Center |
| Intake Valve Timing (w/ Powerglide) |
Opens 15° after Top Dead Center |
| Exhaust Valve Timing (w/ Powerglide) |
Closes 17.5° after Top Dead Center |
| Valve Spring Pressure (w/ Standard Trans) |
125 lbs. @ 1.5″ |
| Valve Spring Pressure (w/ Powerglide) |
160 lbs. @ 1.5″ |
| Valve Stem Clearance (Intake) |
.001″ – .003″ |
| Valve Stem Clearance (Exhaust) |
.002″ – .004″ |
| Main Engine Bearing Specifications |
| Journal Diameter (Front) |
2.6835″ – 2,6845″ |
| Journal Diameter (No. 2) |
2.7145′ – 2.7155″ |
| Journal Diameter (No. 3) |
2.7455″ – 2.7465″ |
| Journal Diameter (No. 4) |
2.7765″ – 2.7775″ |
| Bearing Clearance |
.0007″ – .0028″ |
| Crankshaft End Play |
.003″ – .009″ (taken on No. 3 bearing) |
| Main Bolt Tension |
100 – 110 Lbs.ft. |
| Connecting Rod Bearing Specifications |
| Journal Diameter |
2.311″ – 2.312″ |
| Bearing Clearance |
.0003″ – .0013″ |
| Rod End Play |
.004″ – .012″ |
| Rod Bolt Tension |
35 – 45 Lbs.ft. |
| Delco-Remy Distributor Specifications |
| Distributor Part No. |
1112362, 1112363 |
| Rotation Direction |
Clockwise |
| Cam Angle |
31° – 37° |
| Breaker Point Opening |
.022″ |
| Condenser Capacity |
.18 – .23 Mfds. |
| Breaker Arm Spring Tension |
17-21 Oz. |
| Centifugal Advance Start (1112362) |
1.5° @ 350RPM |
| Centifugal Advance Full (1112362) |
19° @ 1700RPM |
| Centifugal Advance Start (1112363) |
1° @ 300RPM |
| Centifugal Advance Full (1112363) |
16.5° @ 1850RPM |
| Vacuum Advance Start |
7 – 8.5″ of vacuum |
| Vacuum Advance Full |
16.5 – 18.5″ of vacuum |
| Max Vacuum Advance |
10° |
| Delco-Remy Generator Specifications |
| Generator Part Number |
1100013, 1102749 |
| Output |
40 Amps @ 2400 RPM |
| Brush Spring Tension |
28 oz. |
| Field Current (6 volts) |
1.75 – 1.9 |
| Delco-Remy Starter Specifications |
| Starter Part Number |
1107109 |
| Bush Spring Tension |
24 – 28 oz. |
| No Load Test |
70 amps, 5.65 Volts @ 5500 RPM |
| Torque Test |
550 Amps, 3.25 Volts, Torque: 11 Lbs.ft. |
Michael
3 years ago
I have a 6.62 compression ratio 1952 DeLuxe Styleite. 3.5 Bore 3.75 stroke. What is the most compression I should be able to get out of these cylinders?
Hopefully over 120 lbs? Thanx! BTW: What is the math formula given the numbers I provided, so I can figure out the compression?