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PAC 1.235" Ti-64 Titanium Valve Spring Retainers PAC-R416
GSC Power-Division CONICAL Valve Spring with Ti Retainer for the Toyota 2JZ > SUPRA 2JZ-GTE Valve Springs Kits > GSC Power Division: Performance Camshafts and Valvetrain
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Godzilla Beehive Valve Spring & Titanium Retainer Kit - Direct Drop In – Mast Motorsports
Tick Performance .660" Lift Dual Valve Spring Kit for all LSx Engines - Tick Performance, Inc.
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SINGLE Replacement .660" Dual Spring with Titanium Retainer, Valve seal, Locks for 1997-2013 LS Based Engines - Michigan Motorsports