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  • Edelbrock RHS LS Aluminum Race Block (Ready to Hone) 9.250in Standard Deck - 4.120in Bore
    SKU: 54903U

    Block Specifications: Designed from heavy-duty A357-T6 aluminum material; 4.125”-4.165” siamese cast bore walls w/ press-in spun cast iron liner; Available in standard (9.240”) & tall (9.750”) deck heights w/ beefy .750” deck thickness; Both standard deck (5.67”/5.87”- same as LS7) & tall deck (5.94”/6.38”) cylinder liner lengths available; “Long arm friendly” – Accommodations for up to 4.6” stroke w/ standard rod pin diameters (2.100”) & oversized 60mm camshaft; Main cap surface area maximized at mating surface & large fillets from cap to cross bolts for added strength; Designed for clearance – side oil galley moved outboard & engineered rod clearance come standard; Significantly increased windage passage area under bores & around caps over LS7/LSX engines; 6 head bolt design w/ full water jacket around the cylinders (based on LS7 design); Bay-to-bay breathing improved w/ increased side window area versus LSX & LS7; Extra-large windows in valley for access to inboard “6th” head bolt; Extra-long liners for standard (5.87”) & tall (6.38”) decks
    This block has a 9.240 deck height with a 4.125 bore and a 5.87 cylinder sleeve length. Cylinder walls are Siamese cast with press-in cast iron sleeves. 12AN feeds for dry sumps. Aircraft-quality A357-T6 aluminum. 6-Head Bolt Design.
    Bored and Ready To Hone.

    • P1 MFG main stud kit standard with enough material in castings to accommodate up to a 0.5 inch fastener
    • Gen III/Gen IV compliant with race mounts for Gen I, Gen II, Gen III & Gen IV engines
    • Rolled threads on all threaded holes for added strength
    • Chilled main bearing bulkheads for added strength
    • Optimized billet main caps & improved windage
  • Edelbrock RHS LS Aluminum Race Block (Ready to Hone) 9.750in Tall Deck - 4.120in Bore
    SKU: 54901U

    Block Specifications: Designed from heavy-duty A357-T6 aluminum material; 4.125”-4.165” siamese cast bore walls w/ press-in spun cast iron liner; Available in standard (9.240”) & tall (9.750”) deck heights w/ beefy .750” deck thickness; Both standard deck (5.67”/5.87”- same as LS7) & tall deck (5.94”/6.38”) cylinder liner lengths available; “Long arm friendly” – Accommodations for up to 4.6” stroke w/ standard rod pin diameters (2.100”) & oversized 60mm camshaft; Main cap surface area maximized at mating surface & large fillets from cap to cross bolts for added strength; Designed for clearance – side oil galley moved outboard & engineered rod clearance come standard; Significantly increased windage passage area under bores & around caps over LS7/LSX engines; 6 head bolt design w/ full water jacket around the cylinders (based on LS7 design); Bay-to-bay breathing improved w/ increased side window area versus LSX & LS7; Extra-large windows in valley for access to inboard “6th” head bolt; Extra-long liners for standard (5.87”) & tall (6.38”) decks
    This block has a 9.750 deck height with a 4.125 bore and a 6.38 cylinder sleeve length. Cylinder walls are Siamese cast with press-in cast iron sleeves. 12AN feeds for dry sumps. Aircraft-quality A357-T6 aluminum. 6-Head Bolt Design.
    Bored and Ready To Hone.

    • P1 MFG main stud kit standard with enough material in castings to accommodate up to a 0.5 inch fastener
    • Gen III/Gen IV compliant with race mounts for Gen I, Gen II, Gen III & Gen IV engines
    • Rolled threads on all threaded holes for added strength
    • Chilled main bearing bulkheads for added strength
    • Optimized billet main caps & improved windage
  • Edelbrock RPM Air-Gap Intake Manifold for Big-Block Chevy Oval Port - Black Plasma Finish
    SKU: 7561-BP

    Edelbrock PN 7561-CP Air-Gap RPM Oval Port intake manifold is designed for high performance 396-502 c.i.d. Chevy V8’s with large oval-port cylinder heads (1975 and earlier) or Edelbrock Performer/Performer RPM heads. This RPM Air-Gap incorporates the same race-winning technology that’s been used on our Victor Series competition intakes for decades. The Air-Gap design features an open air space that separates the runners from the hot engine oil resulting in a cooler, denser charge for more power. Includes rear water outlets, two distributor clamp locations and nitrous bosses. Accepts all late model alternator and A/C brackets for the street. For square bore carburetors only. Will not fit under stock hood of Corvette, 1964-67 Chevelle or 1967-81 Camaro. Use with electric or manual choke carburetors sized for 750-850 cfm. This PN 7561-CP version comes with a brilliant Chrome plasma finish that is durable and easy to maintain.
    Edelbrock RPM Air-Gap Oval Port Intake Manifold for Chevrolet 396-502 Big-Block V8 with Chrome Plasma finish

    • 7 stage prewash & 4 stage coating for a beautful and durable finish.
    • Highest Performance Oval Port manifold for the 1500-6500 RPM range!
    • Dropped divider wall evens out air/fuel ratio at low rpm
    • No polishing, just wipe and go!
  • Edelbrock RPM Air-Gap Intake Manifold for Big-Block Chevy Oval Port - Chrome Plasma Finish
    SKU: 7561-CP

    Edelbrock PN 7561-CP Air-Gap RPM Oval Port intake manifold is designed for high performance 396-502 c.i.d. Chevy V8’s with large oval-port cylinder heads (1975 and earlier) or Edelbrock Performer/Performer RPM heads. This RPM Air-Gap incorporates the same race-winning technology that’s been used on our Victor Series competition intakes for decades. The Air-Gap design features an open air space that separates the runners from the hot engine oil resulting in a cooler, denser charge for more power. Includes rear water outlets, two distributor clamp locations and nitrous bosses. Accepts all late model alternator and A/C brackets for the street. For square bore carburetors only. Will not fit under stock hood of Corvette, 1964-67 Chevelle or 1967-81 Camaro. Use with electric or manual choke carburetors sized for 750-850 cfm. This PN 7561-CP version comes with a brilliant Chrome plasma finish that is durable and easy to maintain.
    Edelbrock RPM Air-Gap Oval Port Intake Manifold for Chevrolet 396-502 Big-Block V8 with Chrome Plasma finish

    • 7 stage prewash & 4 stage coating for a beautful and durable finish.
    • Highest Performance Oval Port manifold for the 1500-6500 RPM range!
    • Dropped divider wall evens out air/fuel ratio at low rpm
    • No polishing, just wipe and go!
  • Edelbrock RPM Air-Gap Intake Manifold for Small-Block Ford - Black Plasma Finish
    SKU: 7521-BP

    Edelbrock Part PN 7521-BP RPM Air-Gap intake manifold is designed for Small-Block Ford 289-302 CID based V8’s including 331-347 stroker applications. The RPM Air-Gap incorporates the same race-winning technology that’s been used on our Victor Series competition intakes and is the perfect manifold for hot rodders, street custom enthusiasts, bracket racers or any builder looking for optimum performance in the 1,500-6,500 RPM range with a serious look of horsepower under the hood. The Air-Gap design features an open air space under the plenum that separates the runners from the hot engine resulting in a cooler, denser charge for more power. The 7521 RPM Air-Gap features larger runners (7% at the plenum entries) than the standard 7121 Performer RPM design that is beneficial to larger CID stroker engines. This PN 7521-BP version comes with a beautiful reflective Black Plasma finish that is durable and easy to maintain. The Plasma finishes are applied by a fully automated 7 stage prewash and 4 stage finish. A durable clear powder coat finises the process. The 7521 includes nitrous bosses but no provision for exhaust heated chokes and no exhaust crossover. Edelbrock carbs will work with Ford automatic overdrive trans (AOD) when used with Lokar bracket SRK-4000. For more info go to www.lokar.com.
    Edelbrock Part #7521-BP RPM Air-Gap intake manifold is designed for small-block 302/331/347 Ford V8. Perfect for hot rods, street machines, bracket racers or any builder looking for optimum performance with a deep glossy black finish.

    • 7 stage prewash and 4 stage coating for durability and beauty
    • Outstanding performance for any 1500-6500 rpm application
    • Long runner high-rise design for broad torque curve
    • Deep Black Plasma finish
    • Just wipe and go!
    • Easy to maintain
  • Edelbrock RPM Air-Gap Manifold for Small-Block Chevy Vortec - Black Plasma Finish
    SKU: 7516-BP

    Edelbrock part #7516-BP RPM Air-Gap intake manifold is based on the powerful Performer RPM Vortec #7116. This single four-barrel intake is designed for 262-400 c.i.d. Chevy V8’s with 1996 and later Vortec (L31) cast iron or Edelbrock E-Tec aluminum heads. The air-gap design features an open air space that separates the runners from the hot engine oil resulting in a cooler, denser charge for more power. An external water bypass boss is machined into the front of the water crossover for use on 1996 and later Vortec production engines. Includes rear water outlets, nitrous bosses, a temp sensor boss that clears all waternecks, two distributor clamp locations and a heater outlet boss that’s angled for proper fit over the valve cover. Accepts 1976 and later alternator and air-conditioning brackets for street installations. For square-bore carbs. The PN 7516-BP version comes with a brilliant Black plasma finish that is durable and easy to maintain. No provision for exhaust-heated chokes and no exhaust crossover. Will not fit under stock Corvette hood.
    Edelbrock Part #7516-BP RPM Air-Gap intake manifold is designed for Small-Block Chevy with Vortec or E-tec style cylinder heads. Perfect for any builder looking for optimum 1500-6500 rpm performance with a beautiful Black Plasma finish.

  • Edelbrock RPM Air-Gap Manifold for Small-Block Chevy Vortec - Chrome Plasma
    SKU: 7516-CP

    Edelbrock part #7516-CP RPM Air-Gap intake manifold is based on the powerful Performer RPM Vortec #7116. This single four-barrel intake is designed for 262-400 c.i.d. Chevy V8’s with 1996 and later Vortec (L31) cast iron or Edelbrock E-Tec aluminum heads. The air-gap design features an open air space that separates the runners from the hot engine oil resulting in a cooler, denser charge for more power. An external water bypass boss is machined into the front of the water crossover for use on 1996 and later Vortec production engines. Includes rear water outlets, nitrous bosses, a temp sensor boss that clears all waternecks, two distributor clamp locations and a heater outlet boss that’s angled for proper fit over the valve cover. Accepts 1976 and later alternator and air-conditioning brackets for street installations. For square-bore carbs. The PN 7516-CP version comes with a brilliant Chrome plasma finish that is durable and easy to maintain. No provision for exhaust-heated chokes and no exhaust crossover. Will not fit under stock Corvette hood.
    Edelbrock Part #7516-CP RPM Air-Gap intake manifold is designed for Small-Block Chevy with Vortec or E-tec style cylinder heads. Perfect for any builder looking for optimum 1500-6500 rpm performance with a beautiful Chrome Plasma finish.

  • Edelbrock RPM Air-Gap Small Block Ford 351W Intake Manifold - Black Plasma Finish
    SKU: 7581-BP

    Edelbrock part #7581-BP RPM Air-Gap 351W intake manifold is designed for street and high performance 351-427 c.i.d. 351W Ford V8 applications. The RPM Air-Gap incorporates the same race-winning design that’s been used on our Victor Series competition intakes for decades. The Air-Gap design features an open air space that separates the runners from the hot engine oil resulting in a cooler, denser charge for more power. Larger cross sectional area and a taller carb flange than #7181 for compatibility with large displacement, stroker 351W based engines. Includes bosses for nitrous and rear water crossover. Edelbrock carbs will work with Ford automatic overdrive trans (AOD) when used with Lokar bracket SRK-4000, for more info call (865) 966-2269 or go to www.lokar.com.
    Edelbrock Performer RPM Air-Gap Intake Manifold for 351W Ford Small Block Windsor engines, Black Plasma

  • Edelbrock RPM Air-Gap Small Block Ford 351W Intake Manifold - Chrome Plasma Finish
    SKU: 7581-CP

    Edelbrock part #7581-CP RPM Air-Gap 351W intake manifold is designed for street and high performance 351-427 c.i.d. 351W Ford V8 applications. The RPM Air-Gap incorporates the same race-winning design that’s been used on our Victor Series competition intakes for decades. The Air-Gap design features an open air space that separates the runners from the hot engine oil resulting in a cooler, denser charge for more power. Larger cross sectional area and a taller carb flange than #7181 for compatibility with large displacement, stroker 351W based engines. Includes bosses for nitrous and rear water crossover. Edelbrock carbs will work with Ford automatic overdrive trans (AOD) when used with Lokar bracket SRK-4000, for more info call (865) 966-2269 or go to www.lokar.com.
    Edelbrock Performer RPM Air-Gap Intake Manifold for 351W Ford Small Block Windsor engines, Chrome Plasma

  • Edelbrock S/B Chevy RPM Air-Gap Manifold
    SKU: 7501

    Edelbrock part #7501 RPM Air-Gap #7501 intake manifold is designed for 1955-86 262-400 c.i.d. Chevrolet V8 applications. The award-winning RPM Air-Gap intake manifold incorporates the same race-winning technology that’s used on our Victor Series competition intakes. The air-gap design features an open air space that separates the runners from the hot engine oil resulting in a cooler, denser charge for more power.
    Edelbrock Performer RPM AIR-GAP Intake Manifold For Chevrolet 262-400 Small-Block V8
    Chevrolet:Small-Block Gen I:262 (4.3L)-400 (6.6L)

    • For Square Bore Carburetors Only
  • Edelbrock SB Ford Performer Intake Manifold - Black Plasma Finish
    SKU: 2121-BP

    Edelbrock Part PN 2121-BP Performer intake manifold is designed for street Small-Block Ford 260-289-302 CID V8’s without EGR. Edelbrock’s Patented Dual-plane, low-rise design with a 180-degree firing order greatly improves torque over a wide rpm range for excellent throttle response from off-idle through 5500rpm. The Performer intake manifolds are ideal for passenger cars, trucks, 4x4s, tow vehicles and RVs. This PN 2121-BP version comes with a beautiful reflective Black Plasma finish that is durable and easy to maintain. The Plasma finishes are applied by a fully automated 7 stage prewash and 4 stage finish. A durable clear powder coat finises the process. Edelbrock carbs will work with Ford automatic overdrive trans (AOD) when used with Lokar bracket SRK-4000. For more info go to www.lokar.com. Will not fit Boss 302 or 255 c.i.d. V8’s.
    Edelbrock PN 2121-BP Performer intake manifold is designed for SB 289-302 Ford V8. Perfect for Mustangs, Ranchero’s, Bronco’s etc or anyone looking for great torque and HP from idle to 5500 rpm with a beautiful Black Plasma finish.

  • Edelbrock SB Ford Performer Intake Manifold - Chrome Plasma Finish
    SKU: 2121-CP

    Edelbrock Part PN 2121-CP Performer intake manifold is designed for street Small-Block Ford 260-289-302 CID V8’s without EGR. Edelbrock’s Patented Dual-plane, low-rise design with a 180-degree firing order greatly improves torque over a wide rpm range for excellent throttle response from off-idle through 5500rpm. The Performer intake manifolds are ideal for passenger cars, trucks, 4x4s, tow vehicles and RVs. The PN 2121-CP version comes with a brilliant Chrome plasma finish that is durable and easy to maintain. Edelbrock carbs will work with Ford automatic overdrive trans (AOD) when used with Lokar bracket SRK-4000. For more info go to www.lokar.com. Will not fit Boss 302 or 255 c.i.d. V8’s.
    Edelbrock PN 2121-CP Performer intake manifold is designed for SB 289-302 Ford V8. Perfect for Mustangs, Ranchero’s, Bronco’s etc or anyone looking for great torque and HP from idle to 5500 rpm with a beautiful Chrome Plasma finish.

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