Roller Rockers
Thread Starter
Junior Member
Joined: Oct 2007
Posts: 96
Likes: 0
From: Astoria, N.Y.
Car: 1986 Z28 Camaro, 2002 Audi A4 (DD)
Engine: 350 .30 over w/bang for buck combo
Transmission: 700r4
Axle/Gears: stock for now
Roller Rockers
Which type of roller rockers would be most beneficial for my motor.. its a 350 bored out .30 over with stock heads and a cam with these specs..:
Cam/Lifter Kit Advertised Intake Duration: 282
Advertised Exhaust Duration: 282
Advertised Duration: 282 int./282 exh.
Intake Duration at 050 inch Lift: 224
Intake Valve Lift with Factory Rocker Arm Ratio: 0.465 in.
Exhaust Valve Lift with Factory Rocker Arm Ratio: 0.465 in.
Exhaust Duration at 050 inch Lift: 224
Lobe Separation (degrees): 114
Duration at 050 inch Lift: 224 int./224 exh.
Valve Lift with Factory Rocker Arm Ratio: 0.465 int./0.465 exh. lift
Cam/Lifter Kit Advertised Intake Duration: 282
Advertised Exhaust Duration: 282
Advertised Duration: 282 int./282 exh.
Intake Duration at 050 inch Lift: 224
Intake Valve Lift with Factory Rocker Arm Ratio: 0.465 in.
Exhaust Valve Lift with Factory Rocker Arm Ratio: 0.465 in.
Exhaust Duration at 050 inch Lift: 224
Lobe Separation (degrees): 114
Duration at 050 inch Lift: 224 int./224 exh.
Valve Lift with Factory Rocker Arm Ratio: 0.465 int./0.465 exh. lift
Thread Starter
Junior Member
Joined: Oct 2007
Posts: 96
Likes: 0
From: Astoria, N.Y.
Car: 1986 Z28 Camaro, 2002 Audi A4 (DD)
Engine: 350 .30 over w/bang for buck combo
Transmission: 700r4
Axle/Gears: stock for now
Re: Roller Rockers
i'm questioning which rockers would go best with the cam
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Joined: Jul 1999
Posts: 17,268
Likes: 169
From: 51°N 114°W, 3500'
Car: 87 IROC L98
Engine: 588 Alcohol BBC
Transmission: Powerglide
Axle/Gears: Ford 9"/31 spline spool/4.86
Re: Roller Rockers
Whatever rockers you can afford. You don't have a lot of lift to need anything special.
That looks like some sort of power adder cam with the long duration and short lift.
That looks like some sort of power adder cam with the long duration and short lift.
Thread Starter
Junior Member
Joined: Oct 2007
Posts: 96
Likes: 0
From: Astoria, N.Y.
Car: 1986 Z28 Camaro, 2002 Audi A4 (DD)
Engine: 350 .30 over w/bang for buck combo
Transmission: 700r4
Axle/Gears: stock for now
Re: Roller Rockers
yea i bought the cam w/ an intake and carb kit from summit... i just got another set of stock heads b/c mine were shot and i can't afford a set of aluminum ones that i want.. but i have some left over for the roller rockers... would a set of 1.6 rockers work ok?
Moderator


Joined: Jul 1999
Posts: 17,268
Likes: 169
From: 51°N 114°W, 3500'
Car: 87 IROC L98
Engine: 588 Alcohol BBC
Transmission: Powerglide
Axle/Gears: Ford 9"/31 spline spool/4.86
Re: Roller Rockers
1.6 rockers would be pushing the limits of the stock springs. It's still under .500 lift but it's getting close.
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