Description
Part Number: BC3312
Brian Crower Toyota 1JZ-GTE / 1JZ-GE +1mm Oversized Stainless Steel Intake Valves (Set of 12)
Engineered for extreme boost pressure and high-RPM reliability in performance Toyota 1JZ engine builds.
Key Features & Performance Specs
- ☑ Premium Stainless Steel Construction: Manufactured from premium grade, heat-resistant stainless steel to withstand high exhaust temperatures and intense turbo boost.
- ☑ One-Piece Forged Design: Ensures maximum structural integrity under high-RPM valve train stress.
- ☑ Friction Welded Stellite Tip: Hardened Stellite tip prevents premature tip wear and galling from rocker arms/tappets.
- ☑ Undercut Stem Profile: Reduces total weight and optimizes intake port airflow for improved volumetric efficiency.
- ☑ +1.0mm Oversized Head: 33.0mm head diameter increases total curtain area for superior high-RPM airflow over factory 32.0mm valves.
Technical Specifications
| Manufacturer | Brian Crower (BC) |
|---|---|
| Part Number | BC3312 |
| Engine Application | Toyota 1JZ-GTE / 1JZ-GE (2.5L 6-Cylinder) |
| Valve Type | Intake |
| Head Diameter | 33.0mm (+1.0mm oversized over standard) |
| Stem Diameter | Standard 1JZ OEM Spec |
| Material | Heat-Resistant Stainless Steel w/ Stellite Tip |
| Quantity | Set of 12 Valves |
What’s Included in the Box
- 12x Brian Crower BC3312 Intake Valves (33.0mm / +1.0mm Oversized)
Brian Crower is globally trusted for high-performance valvetrain components engineered to perform under intense competition conditions. When building high-horsepower Toyota 1JZ engines, trust JP Racing for authentic Brian Crower components, expert technical advice, and fast UK dispatch.




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