Brian Crower BC3301-INC 29mm Inconel Exhaust Valves Set/12 for Toyota 2JZ-GTE/GE

Vehicle Fitment

• Toyota Supra 2JZ-GTE (Twin-Turbo)
• Lexus/Toyota 2JZ-GE (Naturally Aspirated)

Fitment Notes

• Standard 29mm head diameter - direct OEM-dimension replacement, compatible with stock valve guides, seals, and springs, or Brian Crower's matching high-lift valve train components

Features

• Constructed from Inconel nickel-chromium superalloy for extreme thermal environments
• Resists valve creep and stretch under sustained high exhaust gas temperatures
• Undercut stem above the head reduces weight for extended RPM potential
• Improved air/fuel flow in and out of the combustion chamber
• Fully machined with swirl-polished finish under the head
• Precision-machined lock groove and tip for positive retainer engagement

Specifications

• Valve type: Exhaust
• Head diameter: 29mm (standard)
• Material: Inconel superalloy
• Quantity: Set of 12

Included Components

• 12x Inconel Exhaust Valves

Product Description

The Brian Crower BC3301-INC is built for 2JZ-GTE and 2JZ-GE engine builders pushing past what stainless steel valves can reliably handle. Standard austenitic stainless valves reach their metallurgical limits under the sustained high exhaust gas temperatures typical of turbocharged, nitrous, or high-compression builds, and Inconel's superalloy composition is engineered specifically to resist that thermal creep, keeping valve integrity intact where stainless would gradually deform.

Machined to standard 29mm OEM dimensions, this set drops directly into existing valve guides, seals, and springs, or pairs with Brian Crower's matching high-lift valve train parts for a full upgrade. It's aimed at high-boost, high-horsepower 2JZ applications where exhaust valve failure is a real risk, giving serious builders one less variable to worry about at the top of the power curve.