Editing Z31/camspecs (section)

==== OE cams: ===

{| class="wikitable"
|-
| '''Manufacturer'''
| '''Duration Intake'''
| '''Duration Exhaust'''
| '''Cam lift Intake Lobe Inches'''
| '''Cam lift Exhaust Lobe Inches'''
| '''Intake Centerline'''
| '''Exhaust Centerline'''
|-
| Stock "early" US 7/83 to 7/87 Z31
| 252 or 193 @ 0.050
| 252 or 193 @ 0.050
| .393"
| .393"
| 106
| 116
|-
|-
| Stock "late" US Z31 08/87+
| 248 or 189 @ 0.050
| 248 or 192 @ 0.050
| .393"
| .393"
| 114
| 114
|-
| J-spec Z31 cams
| 252 or 193 @ 50 thousands
| 252or 193 @ 0.050
| .393"
| .393"
|-
| European Z31 Cams
| 264
| 262
| .393"
| .393"
|-
| NISMO Z31 Cams
| 264
| 262
| .393"
| .393"
|-
| USDM VG30 "Truck" cams (D21, WD21 and J30)
| 248 or 189 @ 0.050
| 248 or 192 @ 0.050
| .393"
| .393"
|-
| USDM VG33 Cams (all)
| 240
| 244
| .366"
| .366"
|}

==== Colt Cams: ====

{| class="wikitable"
|-
| Manufacturer
| Duration Intake
| Duration Exhaust
| Cam lift Intake Lobe Inches
| Cam lift Exhaust Lobe Inches
|-
| [http://allthingsz.com/store/images/VG30Ecams.png Colt Cam Na/turbo Grind (Stage 1)]
| 256 or 202 @ 0.050
| 256 or 202 @ 0.050
| .420"
| .420"
|-
| [http://allthingsz.com/store/images/VG30Ecams.png Colt Cam Na (Stage 2)]
| 262 or 210 @ 0.050
| 262 or 210 @ 0.050
| .428"
| .428"
|-
| [http://allthingsz.com/store/images/VG30Ecams.png Colt Cam Turbo (Stage 2)]
| 262 or 210 @ 0.050
| 256 or 202 @ 0.050
| .428"
| .420"
|}

==== Schneider Racing Cams: ====

Inknown Number @ 0.050 Advertised @ 0.006

* Non-turbo grind 256/256 .420"/.420" CLSA 110
* Non-turbo grind 262/262 .420"/.420" CLSA 110
* Non-turbo grind 270/270 .440"/.440" CLSA 110
* Non-turbo grind 280/280 .450"/.450" CLSA 110
* Turbo grind 262/256 .420"/.420" CLSA 114
* Turbo grind 270/262 .440"/.420" CLSA 114
* Turbo grind 280/270 .450"/.440" CLSA 114
* Turbo "race only" grind 284/274 .450"/.440" CLSA 114

==== Motorsport Auto: ====

Inknown Number @ 0.050 Advertised @ 0.006

* Stage 1 Turbo 262/256 .420"/.420" $169.95 Exchange only
* Stage 2 Turbo 270/262 .420"/.420" $169.95 Exchange only
* Stage 1 Non-Turbo 260/260 .420"/.420" $169.95 Exchange only
* Stage 2 Non-Turbo 270/270 .427"/.427" $169.95 Exchange only
* Stage 3 Non-Turbo 280/280 .435"/.435" $169.95 Exchange only

==== Iskendarian Cams: ====

Inknown Number @ 0.050

* Turbo and non 262/258 .450"/.450" About $200 Exchange only

==== PAECO: ====

Inknown Number @ 0.050

* DSV-5800 Street 280/280 Turbo .328"/.328" $230 Each - $250/Core
* DSV-6200 Strt/Strp 288/288 Turbo and non .360"/.360" $230 Each - $250/Core
* DSV-6800 RACE 302/302 Turbo and non .373"/.373" $230 Each - $250/Core

==== Jim Wolf Technology: ====

Inknown Number @ 0.050

* Stage 1 Turbo (S1) 260/260 .440" About $450
* Stage 2 Turbo (S2) 266/266 .473" About $450

==== Other Custom grinds used by Z31 owners: ====

Inknown Number @ 0.050
Tempestas custom turbo grind 270/270 .480"/.480"