Circle Track Parts & Accessories

SB Chevy Cast Iron Vortec Cylinder Head GMP12558060 &RPSOHWHO\DVVHPEOHG

SB Chevy Aluminum Fast Burn Cylinder Head +LJKÀRZLQJ)DVW%XUQ

cast iron cylinder head has KLJKYHORFLW\SRUWVDQGIDVW burn combustion chambers

ƒDOXPLQXPF\OLQGHU KHDGGHOLYHUVPD[LPXP SHUIRUPDQFHWRVPDOO

IRUVLJQL¿FDQWKRUVHSRZHUDQGWRUTXHLQFUHDVHV2XW¿WWHGZLWK LQWDNHDQGH[KDXVWYDOYHVURFNHUVWXGVVSULQJV VHDOVDQGORFNV9RUWHFVW\OHLQWDNHPDQLIROGLVUHTXLUHG6ROG LQGLYLGXDOO\ NOTE: The valve guide bosses must be machined when using a camshaft with over .475" lift. Valve seats may be re-machined to accept 2.02" intake and 1.60" exhaust valves. SB Chevy Cylinder Head Bolt Kit GMP12495499 (QJLQHHUHGIRUXVHZLWKLURQRUDOXPLQXPVPDOO EORFNF\OLQGHUKHDGVNLWLQFOXGHV     DQG  DQGWKUHDGVHDODQW SB Chevy Composition Head Gasket GMP12557236 &RPSRVLWLRQVW\OHKHDG JDVNHWLVIRUXVHRQ==RU +2HQJLQHV¿WWHGZLWK iron or aluminum cylinder KHDGV*DVNHWLQFOXGHV VWDLQOHVVVWHHO¿UHULQJVIRUDGGHGGXUDELOLW\DJDVNHW ERUHDQGFRPSUHVVHGWKLFNQHVV6ROGHDFK Beehive Spring Conversion Kit For “604” Crate Engine GMP19300952 KLYHVSULQJVUHWDLQHUVNHHSHUVDQGVSULQJVHDWVWKDWGLUHFWO\ UHSODFHWKH2(0FRPSRQHQWV,QFOXGHVVXI¿FLHQWFRPSRQHQWV IRURQHSDLURIF\OLQGHUKHDGV6SULQJVPD\DOVREHSXUFKDVHG VHSDUDWHO\ Part No. Description GMP12499224 Beehive Valve Springs, Set Of 16 Valve Spring Kit For “602” Crate Engine GMP19154761 9DOYHVSULQJNLWLVGHVLJQHGIRUXVH RQ*03HUIRUPDQFH3DUWV&7 ³´ RU+2HQJLQHV.LWLQFOXGHV  *03YDOYHVSULQJV 6SULQJVDUH2'KDYHOEVRIVHDWSUHVVXUHDW LQVWDOOHGKHLJKWDQGDUDWHRIOEV LS Valve Spring Kit GMP12625033 6WDQGDUG/6/6EHHKLYHYDOYHVSULQJNLW6ROGLQ VHWRI6SULQJVDUH2'RIIHUOEVRIVHDW SUHVVXUH#LQVWDOOHGKHLJKWDQGPD[LPXP OLIW5HTXLUHV*03UHWDLQHUV ,QFUHDVHKLJK530FDSDELOLW\DQG YDOYHWUDLQVWDELOLW\RI³´FUDWH HQJLQHV$SSOLFDEOHWRDOXPLQXP)DVW %XUQF\OLQGHUKHDGVNLWLQFOXGHVEHH

EORFN&KHY\V+HDGXVHVEHHKLYHYDOYHVSULQJVIRULPSURYHG KLJK530SHUIRUPDQFHDQGGXUDELOLW\DQGLVDVVHPEOHGZLWK YDOYHV6ROGLQGLYLGXDOO\ Part No. Description GMP19300955 Fast Burn Aluminum Cylinder Head GMP19301685 Intake Manifold Gaskets For 19300955 Hydraulic Roller Camshaft GMP24502586 6XLWHGWRDZLGHDUUD\RI DSSOLFDWLRQVVPDOOEORFN &KHY\/7VWHHOK\GUDXOLFUROOHU FDPVKDIWLQFOXGHVƒƒGXUDWLRQ# DQGYDOYHOLIWZLWKUDWLRURFNHUDUPV'LVWULEXWRU ZLWKPHORQL]HGJHDUPXVWEHXVHG Forged Steel Crankshaft GMP12670965 )RUJHGVWHHOFUDQN VKDIWLVGHVLJQHGWRUHSODFH WKHFDVWRUVWHHOXQLWVIRXQG LQ1RYHPEHUXS== HQJLQHV0XVWEHXVHGZLWK*03FRQQHFWLQJURGVDQG *03SLVWRQV Rear Main Seal Housing GMP14088556 5HSODFHPHQWKRXVLQJIRUXS VPDOOEORFN&KHY\ SB Chevy Competition Center Bolt Valve Covers GMP25534359 YDOYHFRYHUVXWLOL]H DFLUFOHWUDFNGHVLJQ ZLWK  EUHDWKHUVRQ RQHFRYHUDQGQRQHRQWKHRSSRVLWHFRYHU6ROGSHUSDLUYDOYH FRYHUVKDYHDEODFNSDLQWHG¿QLVK 6WDPSHGVWHHO up center bolt design

SB Chevy Valve Spring Retainers And Keepers Part No. Description

Application

“602” Crate, 350 HO, 350 Ram Jet, HT383

GMP10241744

Retainers, Set Of 16

“604” Crate, ZZ4, Fast Burn, LT4, Vortec Bowtie

GMP19171528 Lightweight Retainers, Set Of 16

Heavy Duty Retainers, Set Of 16 Valve Spring Keepers, Set Of 16 Pair

GMP19169661

Fast Burn, Vortec Bowtie

11/32" Valve Stems, “602”/“604” Crate Engines

GMP12495503

262 2019-20 CIRCLE TRACK PARTS AND ACCESSORIES

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