Menu
Forums
New posts
Search forums
Calendar
Monthly
Weekly
Agenda
Archive
What's new
New posts
New media
New media comments
New profile posts
Latest activity
Media
New media
New comments
Search media
Members
Current visitors
New profile posts
Search profile posts
Log in
Register
What's new
Search
Search
Search titles and first posts only
Search titles only
By:
New posts
Search forums
Menu
Log in
Register
Install the app
Install
Help Support Hardline Crawlers :
Forums
Rock Crawling Forums
Tech & Fab
zz4 and TBI
JavaScript is disabled. For a better experience, please enable JavaScript in your browser before proceeding.
You are using an out of date browser. It may not display this or other websites correctly.
You should upgrade or use an
alternative browser
.
Reply to thread
Message
<blockquote data-quote="jeeptech 1" data-source="post: 993519" data-attributes="member: 16681"><p>This isthe zz4 cam spec's (reg.cam)part#10185071 Hydraulic roller tappet</p><p>Crankshaft Duration @ .050 Tappet Left (Degrees)</p><p>I:208</p><p>E:221</p><p>Max Lift W/ 1.5;1 Rocker Ratio</p><p>I:474"</p><p>E:510"</p><p>Zero /Zero _ Valve Lash</p><p>Lobe Centerline (Degrees)</p><p>112</p><p> This is the Reg. Cam not the HOT cam</p><p>as you can see the Duration overlap And centerline is set up for a carb an and high stall convertor or an stick shift vehicle.with carb.</p><p></p><p>A TBI vehicleneeds a cam with a Centerline Lobe Of 115 to 116 Degreesand a duration EqualOr very close in degrees to each other .Like the 383Roller cam engine(196I-206E)</p><p>So I feel the Factory (reg) cam won't work.</p></blockquote><p></p>
[QUOTE="jeeptech 1, post: 993519, member: 16681"] This isthe zz4 cam spec's (reg.cam)part#10185071 Hydraulic roller tappet Crankshaft Duration @ .050 Tappet Left (Degrees) I:208 E:221 Max Lift W/ 1.5;1 Rocker Ratio I:474" E:510" Zero /Zero _ Valve Lash Lobe Centerline (Degrees) 112 This is the Reg. Cam not the HOT cam as you can see the Duration overlap And centerline is set up for a carb an and high stall convertor or an stick shift vehicle.with carb. A TBI vehicleneeds a cam with a Centerline Lobe Of 115 to 116 Degreesand a duration EqualOr very close in degrees to each other .Like the 383Roller cam engine(196I-206E) So I feel the Factory (reg) cam won't work. [/QUOTE]
Insert quotes…
Verification
Post reply
Latest posts
Family Truckster LJ build
Latest: ridered3
Thursday at 5:37 PM
Tech & Fab
M
For Sale
1973 FJ40
Latest: MNboy
Thursday at 3:26 PM
Vehicles For Sale
C
For Sale
1978 J10 Golden Eagle on 43's
Latest: CarolinaCrawler1
Wednesday at 10:24 PM
Vehicles For Sale
For Sale
Single Seat Ultra4 Car
Latest: ridered3
Tuesday at 11:56 AM
Vehicles For Sale
XRock
Latest: ridered3
Monday at 10:38 PM
Trail Rides & Competitions
Forums
Rock Crawling Forums
Tech & Fab
zz4 and TBI
Top