Brian Tooley Racing Engines & Components

Camshaft, BTR, L83 Stage 4, 217 int., 230 exh Duration, 0.644 in./0.644 in. Lift, 114 LSA, 1-Bolt, 5.3L, 6.2L, Gen V LS, Each

Part Number: BTC-BTRL83STAGE4

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Estimated Ship Date: Mar 16, 2026 if ordered today

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Camshaft Phaser Limiters, VVT Phaser Limiter, 8 Cam Degrees, Ford, 7.3L, Godzilla Engine, Each

Part Number: BTC-S0426

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Valve Locks, 7 degree, 1-groove, Machined, Steel, Radius Groove, - 0.050 in. Installation Height, Set of 32

Part Number: BTC-S0494

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Pushrods, Assembled, One-Piece, 5/16 in. Diameter, 7.275 in. Length, 0.080 in. Wall Thickness, Chromoly, Heat Treated, Ball Tip, Each

Part Number: BTC-PR72753121

5.0 out of 5 stars ( 1 )

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Pushrods, Assembled, One-Piece, 3/8 in. Diameter, 7.325 in. Length, 0.080 in. Wall Thickness, Chromoly, Heat Treated, Ball Tip, Set of 16

Part Number: BTC-PR7325375-16

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Pushrod, Assembled, One-Piece, 5/16 in. Diameter, 7.600 in. Length, 0.080 in. Wall Thickness, Chromoly, Heat-treated, Ball Tips, Each

Part Number: BTC-PR76003121

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Valve Spring Kit, Platinum, Dual, Standard, Steel Retainer, 0.060 in. Thick, 377 lbs./in., Dart/RHS Valve Guides, Kit

Part Number: BTC-SK001S2060BB

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Pushrods, Assembled, One-Piece, 5/16 in. Diameter, 7.250 in. Length, 0.080 in. Wall Thickness, Chromoly, Heat Treated, Ball Tip, Each

Part Number: BTC-PR72503121

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BTR DIE CAST VALVE COVER SET NATURAL FINISH WITH COIL MOUNTS

Part Number: BTC-VCA02NATCM

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BTR 4 BOLT TO 6 BOLT HEAD STUD CONVERSION KIT FOR LSX AND RHS BLOCKS

Part Number: BTC-BTR426

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CRANKSHAFT

Part Number: BTC-S0391

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Engine Expansion Plugs, BTR Plug Core, 0.625 in. Diameter, 0.25 in. Thick

Part Number: BTC-BTR27693

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Pushrods, Assembled, One-Piece, 5/16 in. Diameter, 7.375 in. Length, 0.080 in. Wall Thickness, Chromoly, Heat Treated, Ball Tip, Each

Part Number: BTC-PR73753121

1.0 out of 5 stars ( 1 )

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ROCKER ARMS

Part Number: BTC-GMGENVTK002

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Estimated Ship Date: Mar 16, 2026 if ordered today

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BTR STOCK REPLACEMENT LS MAIN BOLT KIT

Part Number: BTC-S0548

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Estimated Ship Date: Mar 12, 2026 if ordered today

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Camshaft, BTR, Stage 1 Turbo V2, 217 int., 220 exh Duration, 0.616 in./0.616 in. Lift, 113 LSA, 3-Bolt, Gen III/IV LS, Each

Part Number: BTC-BTRTURBOSTG1

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ROCKER ARMS

Part Number: BTC-GMGENVTK001

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Valve Spring Retainers, 1.300 in. O.D. Outer Spring, 0.670 in. I.D. Inner Spring, 8mm Stem Diameter, 7 Degree Lock, Standard Spring, Titanium, Each

Part Number: BTC-SR001-1

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Valve Springs, Conical, 160 lbs. @ 1.875 in., 395 lbs. @ 1.225 in., 0.650 in. Max Lift, LT4, Kit

Part Number: BTC-SK014

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Pushrods, Assembled, One-Piece, 5/16 in. Diameter, 7.625 in. Length, 0.080 in. Wall Thickness, Chromoly, Heat Treated, Ball Tip, Each

Part Number: BTC-PR76253121

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Valve Springs, Beehive, Single, 0.550 in. Maximum Valve Lift, 317 lbs./in. Spring Rate, 1.070 in. Coil Bind Height, Set of 16

Part Number: BTC-SP00516

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Valve Spring Kit, Platinum, Dual, Standard, Titanium Retainer, 377 lbs./in. Spring Rate, Bronze Valve Guides, Kit

Part Number: BTC-SK007-6560BB

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HEAD STUD KIT

Part Number: BTC-S0401

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Valve Spring, Beehive, Single, 0.560 in. Maximum Valve Lift, 330 lbs./in. Spring Rate, 1.150 in. Coil Bind Height, Each

Part Number: BTC-SP0111

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Valve Spring Shims, 0.015 in. Thickness, 0.595 in. I.D., 1.330 in. O.D., Set of 100

Part Number: BTC-BS015100

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