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Your order Product Subtotal PRW High Performance Sportsman Harmonic Dampers 2339040 × 1 $126.00 Proform GM Licensed Slant Edge Valve Covers 141-927 × 1 $269.99 PROMAXX Performance Maxx Series Small Block Ford Cylinder Heads 9175 × 1 $1,232.00 PROMAXX Performance GM 6.5 Diesel Cylinder Heads *:CHE855N × 1 $538.00 Proform GM Licensed Slant Edge Valve Covers 141-939 × 1 $197.99 PROMAXX Performance OE-Replacement Jeep Inline Cylinder Heads *:CHR640N × 1 $937.00 Proform Stamped Steel Mopar Valve Covers 440-751 × 1 $96.95 Proform High Performance Gear Drive Sets 66917C × 1 $94.99 Subtotal $3,492.92 Shipping Flat rate: $20.00 Total $3,512.92 🔒 Secure Checkout — Your payment is encrypted and secure. We never store your card details. Credit Card / Debit Card Pay securely with your credit or debit card. Since your browser does not support JavaScript, or it is disabled, please ensure you click the Update Totals button before placing your order. 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