Differences

This shows you the differences between two versions of the page.

--- osspeed21vzbv-spec [2026/07/30 22:22] – created nitroadmin
+++ osspeed21vzbv-spec [2026/07/30 23:08] (current) – nitroadmin
@@ Line 1: / Line 1: @@
 ====== OS SPEED 21VZ-B V-Spec ======
 ^Item ^ Part Number
-| Pan Gasket | MD739243  |
+| Manufacturer | OS Engines |
-| Filter | MD735572 |
+| Model | 21VZ-B V-Spec |
-| Filter | MD735572 |
+| Displacement | 3.46cc/0.211cu in |
-| Filter | MD735572 |
+| Intake Ports | 3 |
+| Exhaust Ports | 1 |
+| Designed Use | 1/8 Off Road |
+===== Variants =====
+==== OS Speed 21VZ-B V-Spec ====
+^Variant ^ Notes
+| Bore x Stroke | Part#13893 |
+| Rod Length | Part#1 |
+| Intake Ports | Part#13893 |
+| Exhaust Ports | Part#13893 |
+| Sleeve Type | ABC |
+| Crankshaft  | Double Tungsten Slugged/DLC Coated/Silicone Fill |
+| Crankshaft Diameter | 14mm |
+| Crank Nose | SG Style |
+| Rear Bearing | Part#13893 |
+| Front Bearing | Part#13893 |
+| Case |  |
+| Carburetor  | SG Style |
+| Head | Turbo |
+| Glow Plug | Part#13893 |
+| Cooling Head | Part#13893 |
+| Backplate | Bump Start |
+| Crank Nose | SG Style |
+| Weight | Part#13893 |
+==== OS Speed 21VZ-B V-Spec AL ====
+==== OS Speed 21VZ-B V-Spec SpecII ====
+==== Protek 321B Samurai V2 ====
+==== Ninja JX21 B01 ====
+==== Ninja JX21 B01A ====
+^Variant ^ Notes
+| OS Speed 21VZ-B V-Spec | Original, Magnesium cooling head, 320.5g/11.3oz, Part#13893 |
+| OS Speed 21VZ-B V-Spec AL | Same as original, Aluminum cooling head, 361.8g/12.46oz, Part#13894 |
+| OS Speed 21VZ-B V-Spec SpecII | Same as original, Drilled Aluminum cooling head, 349g/12.32oz, Part#13811 |
+| Protek 321B Samurai V2 | Same as Speed, Drilled Aluminum cooling head, 355g/12.52oz, Part#PTK-2500 |
+| Ninja JX21 B01 | 5 port version of Speed, Aluminum cooling head, 361.8g/12.46oz, Part#JX21B01 |
+| Ninja JX21 B01A | Same as original JX, Drilled Aluminum cooling head, 374g/13.19oz, Part#JX21B01A |