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• CAMSHAFT: Performer-Plus Olds 350
• CATALOG #3712
• ENGINE: Oldsmobile 307/330/350/403 c.i.d. V8
• RPM RANGE: idle-5500
• CAUTION:

Use only recommended Edelbrock Sure Seat 

Valve Springs #5812 or original equipment equivalent.

Duration at .006” Lift: 

Intake 280°  Exhaust 290° 

Duration at .050” Lift: 

Intake 204°  Exhaust 214°

Lift at cam: 

Intake .280"  Exhaust .295"

Lift at valve: 

Intake .448"  Exhaust .472"

Timing at .050 Lift:

Open

Close

Intake

4° ATDC 

28° ABDC

Exhaust

49° BBDC

15° BTDC 

• CENTERLINES

Lobe Separation angle:

114°

Intake Centerline: 

106° 

• CAUTION:

Use Edelbrock Performer-Link Timing Chain and

Gear Set #7813. Do not use late model timing chain and gear
sets that are designed for emission-controlled engines. These
timing sets are machined in a retarded position and are not
recommended for this camshaft installation. Edelbrock Timing
Sets feature three keyways for specified timing selection. Use
“0” position for most applications. 

®

• CAMSHAFT: Performer-Plus Olds 350
• CATALOG #3712
• ENGINE: Oldsmobile 307/330/350/403 c.i.d. V8
• RPM RANGE: idle-5500
• CAUTION:

Use only recommended Edelbrock Sure Seat 

Valve Springs #5812 or original equipment equivalent.

Duration at .006” Lift: 

Intake 280°  Exhaust 290° 

Duration at .050” Lift: 

Intake 204°  Exhaust 214°

Lift at cam: 

Intake .280"  Exhaust .295"

Lift at valve: 

Intake .448"  Exhaust .472"

Timing at .050 Lift:

Open

Close

Intake

4° ATDC 

28° ABDC

Exhaust

49° BBDC

15° BTDC 

• CENTERLINES

Lobe Separation angle:

114°

Intake Centerline: 

106° 

• CAUTION:

Use Edelbrock Performer-Link Timing Chain and

Gear Set #7813. Do not use late model timing chain and gear
sets that are designed for emission-controlled engines. These
timing sets are machined in a retarded position and are not
recommended for this camshaft installation. Edelbrock Timing
Sets feature three keyways for specified timing selection. Use
“0” position for most applications. 

®

• CAMSHAFT: Performer-Plus Olds 350
• CATALOG #3712
• ENGINE: Oldsmobile 307/330/350/403 c.i.d. V8
• RPM RANGE: idle-5500
• CAUTION:

Use only recommended Edelbrock Sure Seat 

Valve Springs #5812 or original equipment equivalent.

Duration at .006” Lift: 

Intake 280°  Exhaust 290° 

Duration at .050” Lift: 

Intake 204°  Exhaust 214°

Lift at cam: 

Intake .280"  Exhaust .295"

Lift at valve: 

Intake .448"  Exhaust .472"

Timing at .050 Lift:

Open

Close

Intake

4° ATDC 

28° ABDC

Exhaust

49° BBDC

15° BTDC 

• CENTERLINES

Lobe Separation angle:

114°

Intake Centerline: 

106° 

• CAUTION:

Use Edelbrock Performer-Link Timing Chain and

Gear Set #7813. Do not use late model timing chain and gear
sets that are designed for emission-controlled engines. These
timing sets are machined in a retarded position and are not
recommended for this camshaft installation. Edelbrock Timing
Sets feature three keyways for specified timing selection. Use
“0” position for most applications. 

®

• CAMSHAFT: Performer-Plus Olds 350
• CATALOG #3712
• ENGINE: Oldsmobile 307/330/350/403 c.i.d. V8
• RPM RANGE: idle-5500
• CAUTION:

Use only recommended Edelbrock Sure Seat 

Valve Springs #5812 or original equipment equivalent.

Duration at .006” Lift: 

Intake 280°  Exhaust 290° 

Duration at .050” Lift: 

Intake 204°  Exhaust 214°

Lift at cam: 

Intake .280"  Exhaust .295"

Lift at valve: 

Intake .448"  Exhaust .472"

Timing at .050 Lift:

Open

Close

Intake

4° ATDC 

28° ABDC

Exhaust

49° BBDC

15° BTDC 

• CENTERLINES

Lobe Separation angle:

114°

Intake Centerline: 

106° 

• CAUTION:

Use Edelbrock Performer-Link Timing Chain and

Gear Set #7813. Do not use late model timing chain and gear
sets that are designed for emission-controlled engines. These
timing sets are machined in a retarded position and are not
recommended for this camshaft installation. Edelbrock Timing
Sets feature three keyways for specified timing selection. Use
“0” position for most applications. 

®

Summary of Contents for 307

Page 1: ...installation here a step by step procedure manual would be far too lengthy We want to caution you that installing a camshaft is a complicated procedure that requires a good general knowledge of automotive engines If you are not confident that you can com plete the camshaft installation successfully we suggest you consider having it installed by an experienced mechanic CAUTION Improper installation...

Page 2: ...is kit 2 Check to be sure that all lifters fit freely in the lifter bores INSTALLATION INSTRUCTIONS 1 Coat cam lobes and bottoms of each lifter with MoS2 lube supplied to prevent cam lobe and lifter wear from occurring during initial start up Do not pump up lifters before installation 2 Install new camshaft with new sprockets timing chain and lifters CAUTION Use Edelbrock Performer Plus True Rolli...

Page 3: ...t can cause failure and dam aged parts are as follows 1 Improper valve to piston clearance this should be no less than 0 080 2 Rocker arm stud slot clearance both ends valve closed and open 3 Proper spring settings see dimensions with spring instruction sheet correct dimensions mean maximum performance and longer engine life SPECIAL INSTRUCTIONS With the Edelbrock manifold and camshaft package plu...

Page 4: ...Timing Sets feature three keyways for specified timing selection Use 0 position for most applications CAMSHAFT Performer Plus Olds 350 CATALOG 3712 ENGINE Oldsmobile 307 330 350 403 c i d V8 RPM RANGE idle 5500 CAUTION Use only recommended Edelbrock Sure Seat Valve Springs 5812 or original equipment equivalent Duration at 006 Lift Intake 280 Exhaust 290 Duration at 050 Lift Intake 204 Exhaust 214 ...

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