ZZ4 ROLLER CAM
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Car: 77 Y82
Engine: W72
Transmission: Super T-10
Axle/Gears: 3.23
ZZ4 ROLLER CAM
ZZ4 hydraulic roller,only has a couple hours on it,great condition.
150.00$ shipped
150.00$ shipped
Last edited by KILLemALL; Jan 31, 2014 at 10:35 AM. Reason: Pics
Thread Starter
Junior Member
iTrader: (3)
Joined: Oct 2012
Posts: 37
Likes: 0
Car: 77 Y82
Engine: W72
Transmission: Super T-10
Axle/Gears: 3.23
Re: ZZ4 ROLLER CAM
This hydraulic roller tappet is used on the 350 ZZ3 & ZZ4 engines.
The duration at lash point in degrees (intake/exhaust) is 275/280
Duration at .050" tappet lift (intake/exhaust) is 208/221
Maximum lift with 1.5:1 rocker ratio (intake/exhaust) is 474/510.
Valve lash is zero/zero and lobe centerline is 112 degrees.
Lifters not included.
Use with Timing chain kit- 12371043
Pushrod Kit- 12371041
Lifter Kit- 12371042
Valve Spring Kit- 12495494
Retainer Kit-12495492
The duration at lash point in degrees (intake/exhaust) is 275/280
Duration at .050" tappet lift (intake/exhaust) is 208/221
Maximum lift with 1.5:1 rocker ratio (intake/exhaust) is 474/510.
Valve lash is zero/zero and lobe centerline is 112 degrees.
Lifters not included.
Use with Timing chain kit- 12371043
Pushrod Kit- 12371041
Lifter Kit- 12371042
Valve Spring Kit- 12495494
Retainer Kit-12495492
Last edited by KILLemALL; Jan 31, 2014 at 01:48 PM.
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