GM Ecotec Bottom End Performance Parts – Forged Internals & Rebuild Essentials
Strengthen your Ecotec foundation with BK Racing's Bottom End category — your trusted source for high-quality rebuild components like head studs, gaskets, crankshaft keys, reluctor wheel bolts, and essential fasteners for 2.0L (LSJ/LNF/LHU), 2.2L (L61/LAP), and 2.4L (LE5/LE9/LAT) engines in Chevrolet Cobalt SS, Saturn Ion Redline, HHR SS, Pontiac Solstice GXP, Saab 9-3, and custom swaps.
We stock the critical parts serious builders rely on for reliable assembly during timing services, balance shaft deletes, hybrid conversions, or full bottom-end refreshes — all selected for superior durability and precision fit in high-boost, high-RPM, or track applications.
Featured Bottom End Products:
- ARP Head Stud Kit – Unbreakable clamping for high-boost reliability
- ARP Lightweight Flywheel Bolts (6 Pack) – Pro Series strength for manual setups
- Ecotec Crankshaft Key (4 Pack & Single) – Precision timing lock replacements
- Ecotec Reluctor Wheel Bolts (Set of 3 & 6) – High-strength crank trigger fasteners
- Front Timing Cover Gasket Set – Leak-free sealing for timing jobs
- Piston Oil Squirter Block-Off Plugs (Set of 4) – Streamline flow for power gains
Why Builders Trust BK Racing Bottom End Parts:
- Premium components engineered for safe, high-horsepower operation
- Proven in record-setting Cobalt SS, Ion Redline, and HHR SS engines
- Expert guidance for hybrid, stroker, or rebuild projects
- Direct compatibility with manual/automatic transmissions and custom configurations
Compatibility: All GM Ecotec variants in vehicles like Chevrolet Cobalt/HHR/Malibu/Equinox, Pontiac Solstice/G5/G6, Saturn Ion/Sky/Vue/Aura, Saab 9-3, Buick Regal/Verano, GMC Terrain, Polaris Slingshot, and swaps.
Proudly curated by BK Racing Inc. — Ecotec specialists providing the rock-solid bottom end parts that turn good engines into great ones.
Build stronger from the ground up — explore BK Racing's Bottom End category for the components that deliver championship reliability.
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Cloyes Short Chain Balance Shaft Delete Kit for GM Ecotec Engines – Premium Power-Unlocking UpgradeVendor:BK Racing StoreUnlock serious horsepower and faster revs with the BK Racing Cloyes Short Chain Balance Shaft Delete Kit — the best Cloyes balance shaft delete for GM Ecotec LSJ LNF LE5 L61 engines, delivering reduced parasitic drag, sharper throttle response, and measurable gains in acceleration...
- $168.00 USD
- $168.00 USD
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ARP Ultra-Torque Assembly Lube (0.5 oz Packet) – Precision Fastener LubricantVendor:BK RacingAchieve accurate, repeatable torque values with the BK Racing ARP Ultra-Torque Assembly Lube (0.5 oz Packet) — the best assembly lube for ARP studs and bolts in GM Ecotec engines, specifically formulated for high-performance fastener installation in head studs, main studs, flywheel bolts, and...
- $2.49 USD
- $2.49 USD
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ARP Head Stud Kit for GM Ecotec Engines (2.0L, 2.2L, 2.4L) – Ultimate Cylinder Head Fastening UpgradeVendor:BK Racing StoreSecure your Ecotec head with unbreakable clamping force using the BK Racing ARP Head Stud Kit — the best ARP head studs for GM Ecotec 2.0L, 2.2L, and 2.4L engines, delivering superior strength for high-boost turbo, supercharged, or high-compression builds. These premium ARP Pro...
- $178.00 USD
- $178.00 USD
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ARP Main Stud Kit for GM Ecotec Engines (2.0L, 2.2L, 2.4L) – Premium Bottom End Fastening UpgradeVendor:BK RacingSecure your Ecotec crankshaft with championship-level reliability using the BK Racing ARP Main Stud Kit — the best ARP main studs for GM Ecotec 2.0L, 2.2L, and 2.4L engines, delivering superior clamping force for high-boost turbo, supercharged, stroker, or high-RPM rebuilds. These premium ARP...
- $419.00 USD
- $419.00 USD
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Ecotec Crankshaft Key (Single) – Precision Timing Lock ReplacementVendor:BK Racing StoreSecure your Ecotec's timing with absolute confidence using the BK Racing Ecotec Crankshaft Key (Single) — the best individual crankshaft woodruff key replacement for GM Ecotec engines, delivering exact crank-to-sprocket alignment during timing chain services, engine builds, or when replacing a worn factory key....
- $5.75 USD
$9.75 USD- $5.75 USD
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BK Racing Ecotec Oil-Impregnated Upper Timing Chain Guide - Upgraded Fixed Guide for 2.0L, 2.2L & 2.4L EnginesVendor:BK Racing StorePrevent timing chain wear and failure with the BK Racing Ecotec Oil-Impregnated Upper Timing Chain Guide – a premium upgraded replacement machined from durable, self-lubricating oil-impregnated material. This solid one-piece fixed guide eliminates the weak factory plastic design prone to cracking, brittleness, and breakage...
- $20.00 USD
- $20.00 USD
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BK Racing Cloyes / Genuine GM Ecotec Water Pump – OEM Reliability for Peak Cooling PerformanceVendor:BK Racing StoreKeep your Ecotec running cool and strong with the BK Racing Cloyes / Genuine GM Ecotec Water Pump — the best OEM water pump replacement for GM Ecotec engines, delivering factory-spec cooling efficiency for Chevrolet Cobalt SS, Saturn Ion Redline, HHR SS, Pontiac Solstice...
- $120.00 USD
- $120.00 USD
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ARP High-Performance Connecting Rod Bolts for GM Ecotec Engines (2.0L LSJ/LNF, 2.2L L61/LAP, 2.4L LE5/LE9) – Ultimate Rod Fastening UpgradeVendor:BK Racing StoreStrengthen your Ecotec bottom end with the BK Racing ARP High-Performance Connecting Rod Bolts — the best ARP rod bolts for GM Ecotec 2.0L (LSJ/LNF), 2.2L (L61/LAP), and 2.4L (LE5/LE9) engines, delivering superior tensile strength for high-boost turbo, supercharged, high-RPM, or stroker builds. These...
- $118.00 USD
- $118.00 USD
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Ecotec Crankshaft Key (4 Pack) – The Essential High-Strength Timing Lock UpgradeVendor:BK Racing StoreSecure perfect timing and prevent costly slippage with the BK Racing Ecotec Crankshaft Key (4 Pack) — the best high-quality crankshaft woodruff key replacement for GM Ecotec engines, delivering precise crank-to-sprocket alignment in high-mileage refreshes, performance builds, or timing chain services. This precision-machined high-strength...
- $24.00 USD
$30.00 USD- $24.00 USD
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BK Racing Ecotec Reluctor Wheel Bolts (Set of 3) – High-Strength Fasteners for Crank Trigger InstallationVendor:BK Racing StoreSecure your Ecotec reluctor wheel with precision reliability using the BK Racing Ecotec Reluctor Wheel Bolts (Set of 3) — the best high-strength bolts for GM Ecotec crank reluctor mounting, designed to withstand extreme vibration, high-RPM loads, and boost in custom trigger wheel swaps...
- $18.00 USD
- $18.00 USD
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Ecotec Piston Oil Squirter Block-Off Plugs (Set of 4) – Reliable Oil Passage Seal for Performance BuildsVendor:BK Racing StoreElevate your Ecotec's efficiency with the BK Racing Ecotec Piston Oil Squirter Block-Off Plugs (Set of 4) — the best piston oil squirter delete plugs for GM Ecotec engines, designed to minimize pressure drops, streamline oil flow to critical components, and unlock a small...
- $63.00 USD
- $63.00 USD
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Ecotec 36-2 Reluctor Wheel (34+2 Pulse) – Precision Crank Trigger for 2.2L & 2.4L Aftermarket ECU SwapsVendor:BK Racing StoreEnable rock-solid crank triggering with the BK Racing Ecotec 36-2 Reluctor Wheel — the best 36-2 crank reluctor (34-2 pulse) for GM Ecotec 2.2L and 2.4L crankshafts, replacing the factory 58x or 24x wheel for compatibility with popular aftermarket ECUs like MegaSquirt, Haltech, AEM Infinity,...
- $199.00 USD
- $199.00 USD
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Ecotec Front Timing Cover Gasket Set – Premium Seal Kit for Leak-Free Timing ServiceVendor:BK Racing StorePrevent oil leaks and ensure a clean seal with the BK Racing Ecotec Front Timing Cover Gasket Set — the best front timing cover gasket kit for GM Ecotec engines, providing all necessary seals for timing chain service, balance shaft deletes, or cover removal...
- $30.00 USD
- $30.00 USD
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Cloyes Timing Chain & Balance Shaft Delete Kit for GM Ecotec Engines – Ultimate Performance UpgradeVendor:BK Racing StoreUnlock hidden horsepower and quicker revs with the BK Racing Cloyes Timing Chain & Balance Shaft Delete Kit — the best balance shaft delete kit for GM Ecotec LSJ LNF LE5 L61, delivering reduced parasitic drag, improved throttle response, and measurable power gains in...
- $280.00 USD
- $280.00 USD
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Shortened Water Pump Chain for GM Ecotec Balance Shaft Delete – Precision-Modified ChainVendor:BK Racing StoreComplete your Ecotec balance shaft delete with the BK Racing Shortened Water Pump Chain — the best shortened water pump chain for GM Ecotec balance shaft elimination, precision-modified from genuine Cloyes chain for exact length and perfect tension in full-delete setups. This essential component...
- $100.00 USD
- $100.00 USD
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FLASHSALE Outer Sleeves and Short GM chainVendor:BK Racing StorePromotion includes 2 outer balance shaft delete sleeves and GM short chain (No modified guide, no inner sleeves)
- $105.00 USD
- $105.00 USD
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Ecotec Outer Balance Shaft Delete Bushing (Set of 2) – Essential Sprocket-Side Seal for Balance Shaft EliminationVendor:BK Racing StoreComplete your Ecotec balance shaft delete with the BK Racing Outer Balance Shaft Delete Bushing (Set of 2) — the best outer delete bushings for GM Ecotec balance shaft removal, providing reliable sealing on the sprocket side (front/outer) of the balance shaft bores. These...
- $40.00 USD
- $40.00 USD
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Ecotec Inner Balance Shaft Delete Sleeves (Set of 2) – Essential Rear Oil Passage Block-Off UpgradeVendor:BK Racing StoreComplete your Ecotec balance shaft delete safely with the BK Racing Inner Balance Shaft Delete Sleeves (Set of 2) — the best inner delete sleeves for GM Ecotec balance shaft removal, providing reliable sealing of the rear (inner) oil passages to maintain full oil...
- $43.00 USD
- $43.00 USD
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Ecotec 2.0 6+1 Reluctor Wheel (7x Crank Signal) – Precision Trigger for 2.0L & 2.4L Hybrid BlocksVendor:BK Racing StoreUnlock higher RPM potential and flexible tuning with the BK Racing Ecotec 2.0 6+1 Reluctor Wheel — the best 7x crank signal reluctor for GM Ecotec 2.0L crankshaft swaps into 2.4L blocks, enabling the shorter 86mm stroke (vs. 98mm in 2.4L) for ~2.1L hybrid...
- $158.00 USD
- $158.00 USD
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Ecotec 6+1 Reluctor Wheel (7x Crank Signal) – Precision Trigger Upgrade for 2.2L & 2.4L CrankshaftsVendor:BK Racing Storeonvert your later Ecotec to early-style timing with the BK Racing Ecotec 6+1 Reluctor Wheel — the best 7x crank signal reluctor for GM Ecotec 2.2L and 2.4L hybrid builds, replacing the stock 58x wheel on crankshafts from 2006+ engines (LAP, LE5, LE9, LAT,...
- $155.00 USD
- $155.00 USD
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