Brian Crower Nissan SR20DE/T Billet Keepers

Brian Crower is a California-based manufacturer of high-performance engine internals for Japanese performance platforms, stocked at Black Ops Auto Works. Shop Brian Crower camshafts, connecting rods, crankshafts, valve springs, retainers, valve guides, and gaskets for Toyota 2JZ and 3S-GTE, Nissan SR20, RB26, KA24, and VQ, Honda K-series, B-series, and D-series, Subaru EJ, Mitsubishi 4G63 and 4B11T, and Hyundai G4KF engines. Every product is filterable by year, make, model, and engine code so the correct part ships the first time. Black Ops Auto Works carries 270 Brian Crower SKUs across camshafts, rotating assembly, and valvetrain components. About Brian Crower Brian Crower has built a reputation among Japanese performance engine builders for precision-machined camshafts, forged connecting rods, and valvetrain components engineered for both street performance and dedicated race applications. The brand's Stage 1 through Stage 3 camshaft profiles and BC625+ connecting rods are wi...

Valve Locks parts and accessories for LS, Coyote, Honda K series, Subaru EJ, Toyota JZ, Nissan RB and Hemi engine builds are stocked at Black Ops Auto Works. Shop valve keepers, 7 degree locks, 10 degree locks, single groove locks, bead locks, valve stem locks, hardened keepers, steel retainers, valve springs and valve seals for street performance, boosted imports, domestic V8s and serious cylinder head builds. Every product is filterable by year, make, model, trim, engine and drivetrain so the correct part ships the first time. Black Ops Auto Works carries 41 Valve Locks SKUs across valve stem sizes, lock angles, groove styles, engine families and valvetrain combinations. What Valve Locks Cover Valve locks, also called keepers, secure the retainer to the valve stem and hold the spring package in place. This collection covers hardened steel locks for performance cylinder heads, from stock style radial locks to dedicated single groove and bead lock designs. Valve locks and keeper...

Valves and valvetrain components for import, domestic, and performance engine platforms are stocked at Black Ops Auto Works. Shop intake valves, exhaust valves, valve covers, valve cover gaskets, valve guides, valve springs, retainers, valve locks, valve seals, and lash caps for Toyota 2JZ and Supra, Honda K-Series, Nissan RB and SR20, BMW B58 and S58, Subaru FA20, Ford Coyote, and GM LS platforms. Every part is filterable by year, make, model, and engine so builders and tuners can confirm fitment before ordering. Black Ops Auto Works carries 1,391 valvetrain SKUs from proven performance brands. What This Category Covers Valves and valvetrain components manage airflow into and out of the combustion chamber and keep the valvetrain sealed and stable at high RPM. This collection spans intake valves, exhaust valves, valve covers, valve cover gaskets, valve guides, valve springs, retainers, valve locks, valve seals, lash caps, and cam follower shims. Why the Valvetrain Matters for Pe...